2012-12-21 | Sandy Rosario | San Francisco Giants | Active | Claimed off wiavers from Cubs by Giants | p | 6-1 | 170 | R | R | 1985-08-22 | Salcedo,DR | 2004- 0- 0-MIA
| MLB | 2010-2013 | 2006-2015 |
2012-12-18 | Santiago Casilla | San Francisco Giants | Active | Signed to 3-year contract for 2013-2015 ($15m) Club/vesting option for 2016 avoiding arbitration | P | 6-0 | 160 | R | R | 1983-03-07 | Don Gregorio,DR | 2000- 0- 0-OAK
| MLB | 2004-2018 | 2001-2018 |
2012-12-13 | Andres Torres | San Francisco Giants | Active | Signed to 1-year contract for 2013 ($2m) | OF-CF | 5-10 | 175 | B | R | 1978-01-26 | Aguadilla,PR | 1998- 4- 117-DET
| MLB | 2002-2013 | 1998-2014 |
2012-12-05 | Marco Scutaro | San Francisco Giants | Active | Signed to 3-year contract for 2013-2015 ($20m) [Free Agent Re-Sign] | 2B-SS | 5-9 | 190 | R | R | 1975-10-30 | San Felipe,VZ | 1994- 0- 0-CLE
| MLB | 2002-2014 | 1996-2014 |
2012-12-04 | Angel Pagan | San Francisco Giants | Active | Signed to 4-year contract ($40m) | CF-OF | 6-1 | 181 | R | R | 1981-07-02 | Rio Piedras,PR | 1999- 4- 136-NYN
| MLB | 2006-2016 | 2000-2016 |
2012-11-30 | Eric Surkamp | San Francisco Giants | Active | Activated from DL | P | 6-5 | 220 | L | L | 1987-07-16 | Cincinnati,OH | 2008- 6- 177-SFN
| MLB | 2011-2016 | 2006-2016 |
2012-11-30 | Brian Wilson | San Francisco Giants | Active | Activated from DL | P | 6-1 | 205 | R | R | 1982-03-16 | Londonderry,NH | 2003- 24- 723-SFN
| MLB | 2006-2014 | 2001-2014 |
2012-11-21 | Chris Heston | San Francisco Giants | Active | Contract purchased from Minors | P | 6-4 | 185 | R | R | 1988-04-10 | Palm Bay,FL | 2009- 12- 357-SFN
| MLB | 2014-2017 | 2007-2018 |
2012-11-21 | Edwin Escobar | San Francisco Giants | Active | Contract purchased from Minors | P | 6-1 | 185 | L | L | 1992-04-22 | La Buaera,VZ | 2008- 0- 0-TEX
| MLB | 2014-2016 | 2009-2019 |
2012-11-21 | Jake Dunning | San Francisco Giants | Active | Contract purchased from Minors | P-SS | 6-4 | 188 | R | R | 1988-08-12 | Orange Park,FL | 2009- 33- 987-SFN
| MLB | 2013-2014 | 2009-2018 |
2012-11-21 | Nick Noonan | San Francisco Giants | Active | Contract purchased from Minors | SS-3B | 6-0 | 180 | L | R | 1989-05-04 | Poway,CA | 2007- 1- 32-SFN
| MLB | 2013-2016 | 2007-2018 |
2012-11-21 | Juan Perez | San Francisco Giants | Active | Contract purchased from Minors | RF-CF | 5-11 | 185 | R | R | 1986-11-13 | Bronx,NY | 2008- 13- 387-SFN
| MLB | 2013-2015 | 2009-2019 |
2012-11-14 | Jeremy Affeldt | San Francisco Giants | Active | Signed to 3-year contract with Giants ($18m) | P | 6-4 | 185 | L | L | 1979-06-05 | Phoenix,AZ | 1997- 3- 91-KCA
| MLB | 2002-2015 | 1997-2015 |
2012-11-12 | Ehire Adrianza | San Francisco Giants | Active | Recalled from Richmond (AA) | 3B-SS | 6-1 | 195 | B | R | 1989-08-21 | Guarenas,VZ | 2006- 0- 0-SFN
| MLB | 2013-2020 | 2008-2020 |
2012-11-12 | Conor Gillaspie | San Francisco Giants | Active | --- | 3B-1B | 6-1 | 195 | L | R | 1987-07-18 | Omaha,NE | 2008- 1- 37-SFN
| MLB | 2008-2017 | 2006-2017 |
2012-10-14 | Melky Cabrera | San Francisco Giants | Active | Reinstated from suspension | RF-OF | 5-11 | 170 | B | L | 1984-08-11 | Santo Domingo,DR | 2001- 0- 0-NYA
| MLB | 2005-2019 | 2003-2019 |
2012-09-12 | Clay Hensley | San Francisco Giants | Active | Activated from DL | P | 5-11 | 175 | R | R | 1979-08-31 | Tomball,TX | 2002- 8- 247-SFN
| MLB | 2005-2012 | 2002-2014 |
2012-09-10 | Eric Hacker | --- | Free Agt | Released by Giants | P | 6-1 | 210 | B | R | 1983-03-26 | Duncanville,TX | 2002- 23- 696-NYA
| MLB | 2009-2012 | 2002-2012 |
2012-09-08 | Justin Christian | San Francisco Giants | Active | Activated from DL | LF-OF | 6-1 | 188 | R | R | 1980-04-03 | Lincoln,NE | 2004- 0- 0-NYA
| MLB | 2008-2012 | 2001-2015 |
2012-09-08 | Yusmeiro Petit | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | P | 6-1 | 252 | R | R | 1984-11-22 | Maracaibo,VZ | 2001- 0- 0-NYN
| MLB | 2006-2020 | 2003-2020 |
2012-09-05 | Dan Runzler | San Francisco Giants | Active | Recalled from Fresno (AAA) | P | 6-4 | 215 | L | L | 1985-03-30 | Santa Monica,CA | 2007- 9- 284-SFN
| MLB | 2009-2017 | 2005-2019 |
2012-09-05 | Emmanuel Burriss | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | SS-2B | 6-0 | 170 | B | R | 1985-01-17 | Washington,DC | 2006- 1- 33-SFN
| MLB | 2008-2016 | 2004-2017 |
2012-09-05 | Danny Otero | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | P | 6-3 | 200 | R | R | 1985-02-19 | Miami,FL | 2007- 21- 644-SFN
| MLB | 2012-2019 | 2004-2019 |
2012-09-01 | Brett Pill | San Francisco Giants | Active | Recalled from Fresno (AAA) | 1B-2B | 6-4 | 215 | R | R | 1984-09-09 | Covina,CA | 2006- 7- 206-SFN
| MLB | 2011-2013 | 2003-2013 |
2012-09-01 | Aubrey Huff | San Francisco Giants | Active | Activated from DL | 3B-1B | 6-4 | 220 | L | R | 1976-12-20 | Marion,OH | 1998- 5- 162-TBA
| MLB | 2000-2012 | 1997-2012 |
2012-09-01 | Shane Loux | San Francisco Giants | Active | Activated from DL | P | 6-2 | 205 | R | R | 1979-08-13 | Rapid City,SD | 1997- 2- 53-DET
| MLB | 2002-2012 | 1997-2015 |
2012-09-01 | Jean Machi | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | P | 6-0 | 160 | R | R | 1983-02-01 | El Tigre,VZ | 2000- 0- 0-PHI
| MLB | 2012-2017 | 2002-2019 |
2012-09-01 | Brad Penny | San Francisco Giants | Active | Activated from DL | P | 6-4 | 200 | R | R | 1978-05-24 | Blackwell,OK | 1996- 5- 155-ARI
| MLB | 2000-2014 | 1996-2015 |
2012-09-01 | Xavier Nady | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | RF-1B | 6-2 | 205 | R | R | 1978-11-14 | Carmel,CA | 2000- 2- 49-SDN
| MLB | 2000-2014 | 1998-2014 |
2012-08-31 | Roger Kieschnick | San Francisco Giants | Minors | Activated from DL | RF-LF | 6-3 | 215 | L | R | 1987-01-21 | Dallas,TX | 2008- 3- 82-SFN
| MLB | 2013-2014 | 2006-2016 |
2012-08-29 | Jeremy Affeldt | San Francisco Giants | Active | Activated from Paternity Leave List | P | 6-4 | 185 | L | L | 1979-06-05 | Phoenix,AZ | 1997- 3- 91-KCA
| MLB | 2002-2015 | 1997-2015 |
2012-08-29 | Clay Hensley | San Francisco Giants | DL-15 | DL-15 Strained right groin | P | 5-11 | 175 | R | R | 1979-08-31 | Tomball,TX | 2002- 8- 247-SFN
| MLB | 2005-2012 | 2002-2014 |
2012-08-28 | Jeremy Affeldt | San Francisco Giants | Pat Lv | Placed on paternity leave list | P | 6-4 | 185 | L | L | 1979-06-05 | Phoenix,AZ | 1997- 3- 91-KCA
| MLB | 2002-2015 | 1997-2015 |
2012-08-28 | Guillermo Mota | San Francisco Giants | Active | Reinstated from suspension | P-SS | 6-4 | 205 | R | R | 1973-07-25 | San Pedro de Macoris,DR | 1990- 0- 0-NYN
| MLB | 1999-2012 | 1993-2012 |
2012-08-27 | Eli Whiteside | San Francisco Giants | Active | Recalled from Fresno (AAA) | C-1B | 6-2 | 203 | R | R | 1979-10-22 | New Albany,MS | 2001- 6- 173-BAL
| MLB | 2005-2014 | 2001-2014 |
2012-08-27 | Roger Kieschnick | San Francisco Giants | DL-7 | Assigned to Arizona Giants (Rk) for rehab | RF-LF | 6-3 | 215 | L | R | 1987-01-21 | Dallas,TX | 2008- 3- 82-SFN
| MLB | 2013-2014 | 2006-2016 |
2012-08-25 | Eric Hacker | San Francisco Giants | Minors | Optioned to Fresno (AAA) | P | 6-1 | 210 | B | R | 1983-03-26 | Duncanville,TX | 2002- 23- 696-NYA
| MLB | 2009-2012 | 2002-2012 |
2012-08-23 | Justin Christian | San Francisco Giants | DL-15 | DL-15 Sprained left wrist | LF-OF | 6-1 | 188 | R | R | 1980-04-03 | Lincoln,NE | 2004- 0- 0-NYA
| MLB | 2008-2012 | 2001-2015 |
2012-08-23 | Francisco Peguero | San Francisco Giants | Active | Recalled from Fresno (AAA) | RF-CF | 6-0 | 175 | R | R | 1988-06-01 | Nigua,DR | 2005- 0- 0-SFN
| MLB | 2012-2013 | 2008-2019 |
2012-08-23 | Brad Penny | San Francisco Giants | DL-15 | Assigned to San Jose (A+) for rehab | P | 6-4 | 200 | R | R | 1978-05-24 | Blackwell,OK | 1996- 5- 155-ARI
| MLB | 2000-2014 | 1996-2015 |
2012-08-21 | Brad Penny | San Francisco Giants | DL-15 | Assigned to Arizona Giants (Rk) for rehab | P | 6-4 | 200 | R | R | 1978-05-24 | Blackwell,OK | 1996- 5- 155-ARI
| MLB | 2000-2014 | 1996-2015 |
2012-08-17 | Justin Christian | San Francisco Giants | Active | Recalled from Fresno (AAA) | LF-OF | 6-1 | 188 | R | R | 1980-04-03 | Lincoln,NE | 2004- 0- 0-NYA
| MLB | 2008-2012 | 2001-2015 |
2012-08-17 | Eric Hacker | San Francisco Giants | Active | Recalled from Fresno (AAA) | P | 6-1 | 210 | B | R | 1983-03-26 | Duncanville,TX | 2002- 23- 696-NYA
| MLB | 2009-2012 | 2002-2012 |
2012-08-17 | Russ Mitchell | --- | Free Agt | Released by Giants | 3B-1B | 6-1 | 182 | R | R | 1985-02-15 | Rome,GA | 2003- 15- 451-LAN
| MLB | 2010-2011 | 2003-2013 |
2012-08-17 | Danny Otero | San Francisco Giants | Minors | Assigned to Fresno (AAA) | P | 6-3 | 200 | R | R | 1985-02-19 | Miami,FL | 2007- 21- 644-SFN
| MLB | 2012-2019 | 2004-2019 |
2012-08-14 | Brett Pill | San Francisco Giants | Minors | Optioned to Fresno (AAA) | 1B-2B | 6-4 | 215 | R | R | 1984-09-09 | Covina,CA | 2006- 7- 206-SFN
| MLB | 2011-2013 | 2003-2013 |
2012-08-14 | Pablo Sandoval | San Francisco Giants | Active | Activated from DL | 3B-1B | 5-10 | 268 | B | R | 1986-08-11 | Carabobo,VZ | 2002- 0- 0-SFN
| MLB | 2008-2020 | 2004-2020 |
2012-08-14 | Danny Otero | San Francisco Giants | Active | Recalled from Fresno (AAA) | P | 6-3 | 200 | R | R | 1985-02-19 | Miami,FL | 2007- 21- 644-SFN
| MLB | 2012-2019 | 2004-2019 |
2012-08-14 | Brad Penny | San Francisco Giants | DL-15 | DL-15 Right shoulder impingement | P | 6-4 | 200 | R | R | 1978-05-24 | Blackwell,OK | 1996- 5- 155-ARI
| MLB | 2000-2014 | 1996-2015 |
2012-08-14 | Shane Loux | San Francisco Giants | DL-15 | Assigned to Fresno (AAA) for rehab | P | 6-2 | 205 | R | R | 1979-08-13 | Rapid City,SD | 1997- 2- 53-DET
| MLB | 2002-2012 | 1997-2015 |
2012-08-10 | Pablo Sandoval | San Francisco Giants | DL-15 | Assigned to San Jose (A+) for rehab | 3B-1B | 5-10 | 268 | B | R | 1986-08-11 | Carabobo,VZ | 2002- 0- 0-SFN
| MLB | 2008-2020 | 2004-2020 |
2012-08-07 | Shane Loux | San Francisco Giants | DL-15 | DL-15 Neck strain | P | 6-2 | 205 | R | R | 1979-08-13 | Rapid City,SD | 1997- 2- 53-DET
| MLB | 2002-2012 | 1997-2015 |
2012-08-06 | Jose Mijares | San Francisco Giants | Active | Claimed off waivers from Royals | P | 6-0 | 180 | L | L | 1984-10-29 | Caracas,VZ | 2002- 0- 0-MIN
| MLB | 2008-2013 | 2004-2013 |
2012-08-02 | Shane Loux | San Francisco Giants | Active | Activated from DL | P | 6-2 | 205 | R | R | 1979-08-13 | Rapid City,SD | 1997- 2- 53-DET
| MLB | 2002-2012 | 1997-2015 |
2012-08-02 | Hector Sanchez | San Francisco Giants | Active | Activated from DL | C | 6-0 | 185 | B | R | 1989-11-17 | Maracay,VZ | 2006- 0- 0-SFN
| MLB | 2011-2017 | 2009-2019 |
2012-08-02 | Justin Christian | San Francisco Giants | Minors | Optioned to Fresno (AAA) | LF-OF | 6-1 | 188 | R | R | 1980-04-03 | Lincoln,NE | 2004- 0- 0-NYA
| MLB | 2008-2012 | 2001-2015 |
2012-08-02 | Eli Whiteside | San Francisco Giants | Minors | Optioned to Fresno (AAA) | C-1B | 6-2 | 203 | R | R | 1979-10-22 | New Albany,MS | 2001- 6- 173-BAL
| MLB | 2005-2014 | 2001-2014 |
2012-07-31 | Hunter Pence | San Francisco Giants | Active | Traded from Phillies to Giants for Nate Schierholtz, Seth Rosin and Tommy Joseph | LF-DH | 6-4 | 210 | R | R | 1983-04-13 | Fort Worth,TX | 2004- 2- 64-HOU
| MLB | 2007-2020 | 2003-2020 |
2012-07-31 | Aubrey Huff | San Francisco Giants | DL-15 | DL-15 Strained right knee | 3B-1B | 6-4 | 220 | L | R | 1976-12-20 | Marion,OH | 1998- 5- 162-TBA
| MLB | 2000-2012 | 1997-2012 |
2012-07-31 | Brett Pill | San Francisco Giants | Active | Recalled from Fresno (AAA) | 1B-2B | 6-4 | 215 | R | R | 1984-09-09 | Covina,CA | 2006- 7- 206-SFN
| MLB | 2011-2013 | 2003-2013 |
2012-07-28 | Marco Scutaro | San Francisco Giants | Active | Traded from Rockies to Giants for Charlie Culberson | 2B-SS | 5-9 | 190 | R | R | 1975-10-30 | San Felipe,VZ | 1994- 0- 0-CLE
| MLB | 2002-2014 | 1996-2014 |
2012-07-28 | Aubrey Huff | San Francisco Giants | Active | Activated from DL | 3B-1B | 6-4 | 220 | L | R | 1976-12-20 | Marion,OH | 1998- 5- 162-TBA
| MLB | 2000-2012 | 1997-2012 |
2012-07-28 | Pablo Sandoval | San Francisco Giants | DL-15 | DL-15 Strained left hamstring | 3B-1B | 5-10 | 268 | B | R | 1986-08-11 | Carabobo,VZ | 2002- 0- 0-SFN
| MLB | 2008-2020 | 2004-2020 |
2012-07-28 | Francisco Peguero | San Francisco Giants | Minors | Activated from DL | RF-CF | 6-0 | 175 | R | R | 1988-06-01 | Nigua,DR | 2005- 0- 0-SFN
| MLB | 2012-2013 | 2008-2019 |
2012-07-26 | Hector Sanchez | San Francisco Giants | DL-15 | Assigned to Fresno (AAA) for rehab | C | 6-0 | 185 | B | R | 1989-11-17 | Maracay,VZ | 2006- 0- 0-SFN
| MLB | 2011-2017 | 2009-2019 |
2012-07-24 | Shane Loux | San Francisco Giants | DL-15 | Assigned to Fresno (AAA) for rehab | P | 6-2 | 205 | R | R | 1979-08-13 | Rapid City,SD | 1997- 2- 53-DET
| MLB | 2002-2012 | 1997-2015 |
2012-07-22 | Shane Loux | San Francisco Giants | DL-15 | Assigned to Arizona Giants (Rk) for rehab | P | 6-2 | 205 | R | R | 1979-08-13 | Rapid City,SD | 1997- 2- 53-DET
| MLB | 2002-2012 | 1997-2015 |
2012-07-19 | Conor Gillaspie | San Francisco Giants | Minors | Activated from DL | 3B-1B | 6-1 | 195 | L | R | 1987-07-18 | Omaha,NE | 2008- 1- 37-SFN
| MLB | 2008-2017 | 2006-2017 |
2012-07-18 | Hector Sanchez | San Francisco Giants | DL-15 | DL-15 Sprained left knee | C | 6-0 | 185 | B | R | 1989-11-17 | Maracay,VZ | 2006- 0- 0-SFN
| MLB | 2011-2017 | 2009-2019 |
2012-07-18 | Eli Whiteside | San Francisco Giants | Active | Recalled from Fresno (AAA) | C-1B | 6-2 | 203 | R | R | 1979-10-22 | New Albany,MS | 2001- 6- 173-BAL
| MLB | 2005-2014 | 2001-2014 |
2012-07-16 | Aubrey Huff | San Francisco Giants | DL-15 | Assigned to Fresno (AAA) for rehab | 3B-1B | 6-4 | 220 | L | R | 1976-12-20 | Marion,OH | 1998- 5- 162-TBA
| MLB | 2000-2012 | 1997-2012 |
2012-07-07 | Conor Gillaspie | San Francisco Giants | DL-7 | DL-7 Injured | 3B-1B | 6-1 | 195 | L | R | 1987-07-18 | Omaha,NE | 2008- 1- 37-SFN
| MLB | 2008-2017 | 2006-2017 |
2012-07-07 | Francisco Peguero | San Francisco Giants | DL-7 | DL-7 Injured | RF-CF | 6-0 | 175 | R | R | 1988-06-01 | Nigua,DR | 2005- 0- 0-SFN
| MLB | 2012-2013 | 2008-2019 |
2012-07-03 | Aubrey Huff | San Francisco Giants | Minors | Assigned to San Jose (A+) for rehab | 3B-1B | 6-4 | 220 | L | R | 1976-12-20 | Marion,OH | 1998- 5- 162-TBA
| MLB | 2000-2012 | 1997-2012 |
2012-06-29 | Ehire Adrianza | San Francisco Giants | Minors | Activated from DL | 3B-SS | 6-1 | 195 | B | R | 1989-08-21 | Guarenas,VZ | 2006- 0- 0-SFN
| MLB | 2013-2020 | 2008-2020 |
2012-06-29 | Shane Loux | San Francisco Giants | DL-15 | DL-15 Neck strain | P | 6-2 | 205 | R | R | 1979-08-13 | Rapid City,SD | 1997- 2- 53-DET
| MLB | 2002-2012 | 1997-2015 |
2012-06-29 | Brad Penny | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | P | 6-4 | 200 | R | R | 1978-05-24 | Blackwell,OK | 1996- 5- 155-ARI
| MLB | 2000-2014 | 1996-2015 |
2012-06-22 | Hector Correa | San Francisco Giants | Minors | Assigned to San Jose (A+) | P | 6-3 | 165 | R | R | 1988-03-18 | Arecibo,PR | 2006- 4- 125-MIA
| AA | | 2006-2012 |
2012-06-16 | Ehire Adrianza | San Francisco Giants | DL-7 | DL-7 Left thumb | 3B-SS | 6-1 | 195 | B | R | 1989-08-21 | Guarenas,VZ | 2006- 0- 0-SFN
| MLB | 2013-2020 | 2008-2020 |
2012-06-15 | Aubrey Huff | San Francisco Giants | DL-15 | DL-15 Sprained right knee | 3B-1B | 6-4 | 220 | L | R | 1976-12-20 | Marion,OH | 1998- 5- 162-TBA
| MLB | 2000-2012 | 1997-2012 |
2012-06-15 | Justin Christian | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | LF-OF | 6-1 | 188 | R | R | 1980-04-03 | Lincoln,NE | 2004- 0- 0-NYA
| MLB | 2008-2012 | 2001-2015 |
2012-06-09 | Pablo Sandoval | San Francisco Giants | Active | Activated from DL | 3B-1B | 5-10 | 268 | B | R | 1986-08-11 | Carabobo,VZ | 2002- 0- 0-SFN
| MLB | 2008-2020 | 2004-2020 |
2012-06-09 | Brett Pill | San Francisco Giants | Minors | Optioned to Fresno (AAA) | 1B-2B | 6-4 | 215 | R | R | 1984-09-09 | Covina,CA | 2006- 7- 206-SFN
| MLB | 2011-2013 | 2003-2013 |
2012-06-09 | Steve Edlefsen | San Francisco Giants | Minors | Optioned to Fresno (AAA) | P | 6-2 | 195 | R | R | 1985-06-27 | Minneapolis,MN | 2007- 16- 494-SFN
| MLB | 2011-2012 | 2006-2014 |
2012-06-09 | George Kontos | San Francisco Giants | Active | Recalled from Fresno (AAA) | P | 6-3 | 215 | R | R | 1985-06-12 | Lincolnwood,IL | 2006- 5- 164-NYA
| MLB | 2011-2018 | 2004-2019 |
2012-06-05 | Pablo Sandoval | San Francisco Giants | DL-15 | Assigned to Fresno (AAA) for rehab | 3B-1B | 5-10 | 268 | B | R | 1986-08-11 | Carabobo,VZ | 2002- 0- 0-SFN
| MLB | 2008-2020 | 2004-2020 |
2012-05-30 | Roger Kieschnick | San Francisco Giants | DL-7 | DL-7 Injured | RF-LF | 6-3 | 215 | L | R | 1987-01-21 | Dallas,TX | 2008- 3- 82-SFN
| MLB | 2013-2014 | 2006-2016 |
2012-05-25 | Hector Correa | San Francisco Giants | Minors | --- | P | 6-3 | 165 | R | R | 1988-03-18 | Arecibo,PR | 2006- 4- 125-MIA
| AA | | 2006-2012 |
2012-05-25 | Eric Hacker | San Francisco Giants | Minors | --- | P | 6-1 | 210 | B | R | 1983-03-26 | Duncanville,TX | 2002- 23- 696-NYA
| MLB | 2009-2012 | 2002-2012 |
2012-05-25 | Danny Otero | San Francisco Giants | Minors | --- | P | 6-3 | 200 | R | R | 1985-02-19 | Miami,FL | 2007- 21- 644-SFN
| MLB | 2012-2019 | 2004-2019 |
2012-05-25 | Francisco Peguero | San Francisco Giants | Minors | --- | RF-CF | 6-0 | 175 | R | R | 1988-06-01 | Nigua,DR | 2005- 0- 0-SFN
| MLB | 2012-2013 | 2008-2019 |
2012-05-23 | Charlie Culberson | San Francisco Giants | Minors | Optioned to Fresno (AAA) | LF-1B | 6-1 | 200 | R | R | 1989-04-10 | Rome,GA | 2007- 1- 51-SFN
| MLB | 2012-2020 | 2007-2020 |
2012-05-23 | Ryan Theriot | San Francisco Giants | Active | Activated from DL | SS-2B | 5-11 | 175 | B | R | 1979-12-07 | Baton Rouge,LA | 2001- 3- 78-CHN
| MLB | 2005-2012 | 1999-2012 |
2012-05-13 | Jeremy Affeldt | San Francisco Giants | Active | Activated from DL | P | 6-4 | 185 | L | L | 1979-06-05 | Phoenix,AZ | 1997- 3- 91-KCA
| MLB | 2002-2015 | 1997-2015 |
2012-05-13 | Conor Gillaspie | San Francisco Giants | Minors | Optioned to Fresno (AAA) | 3B-1B | 6-1 | 195 | L | R | 1987-07-18 | Omaha,NE | 2008- 1- 37-SFN
| MLB | 2008-2017 | 2006-2017 |
2012-05-13 | Travis Blackley | San Francisco Giants | DFA | Designated for Assignment | P | 6-3 | 190 | L | L | 1982-11-04 | Melbourne,AU | 2000- 0- 0-SEA
| MLB | 2004-2013 | 2001-2018 |
2012-05-13 | Charlie Culberson | San Francisco Giants | Active | Recalled from Fresno (AAA) | LF-1B | 6-1 | 200 | R | R | 1989-04-10 | Rome,GA | 2007- 1- 51-SFN
| MLB | 2012-2020 | 2007-2020 |
2012-05-12 | Ryan Theriot | San Francisco Giants | DL-15 | DL-15 Right elbow inflammation | SS-2B | 5-11 | 175 | B | R | 1979-12-07 | Baton Rouge,LA | 2001- 3- 78-CHN
| MLB | 2005-2012 | 1999-2012 |
2012-05-12 | Shane Loux | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | P | 6-2 | 205 | R | R | 1979-08-13 | Rapid City,SD | 1997- 2- 53-DET
| MLB | 2002-2012 | 1997-2015 |
2012-05-07 | Santiago Casilla | San Francisco Giants | Active | --- | P | 6-0 | 160 | R | R | 1983-03-07 | Don Gregorio,DR | 2000- 0- 0-OAK
| MLB | 2004-2018 | 2001-2018 |
2012-05-07 | Clay Hensley | San Francisco Giants | Active | --- | P | 5-11 | 175 | R | R | 1979-08-31 | Tomball,TX | 2002- 8- 247-SFN
| MLB | 2005-2012 | 2002-2014 |
2012-05-07 | Tim Lincecum | San Francisco Giants | Active | --- | P | 5-11 | 170 | L | R | 1984-06-15 | Bellevue,WA | 2006- 1- 10-SFN
| MLB | 2007-2016 | 2004-2018 |
2012-05-07 | Javier Lopez | San Francisco Giants | Active | --- | P-RF | 6-4 | 225 | L | L | 1977-07-11 | San Juan,PR | 1998- 4- 133-ARI
| MLB | 2003-2016 | 1996-2016 |
2012-05-07 | Sergio Romo | San Francisco Giants | Active | --- | P | 5-11 | 185 | R | R | 1983-03-04 | Brawley,CA | 2005- 28- 852-SFN
| MLB | 2008-2020 | 2005-2020 |
2012-05-07 | Ryan Vogelsong | San Francisco Giants | Active | Activated from DL | P | 6-3 | 195 | R | R | 1977-07-22 | Charlotte,NC | 1998- 5- 158-SFN
| MLB | 2000-2016 | 1998-2016 |
2012-05-07 | Barry Zito | San Francisco Giants | Active | --- | P | 6-4 | 205 | L | L | 1978-05-13 | Las Vegas,NV | 1999- 1- 9-OAK
| MLB | 2000-2015 | 1999-2015 |
2012-05-07 | Buster Posey | San Francisco Giants | Active | --- | C-1B- | 6-1 | 205 | R | R | 1987-03-27 | Leesburg,GA | 2008- 1- 5-SFN
| MLB | 2009-2019 | 2006-2019 |
2012-05-07 | Hector Sanchez | San Francisco Giants | Active | --- | C | 6-0 | 185 | B | R | 1989-11-17 | Maracay,VZ | 2006- 0- 0-SFN
| MLB | 2011-2017 | 2009-2019 |
2012-05-07 | Brandon Belt | San Francisco Giants | Active | --- | 1B-LF | 6-3 | 231 | L | L | 1988-04-20 | Nacogdoches,TX | 2009- 5- 147-SFN
| MLB | 2011-2020 | 2008-2020 |
2012-05-07 | Emmanuel Burriss | San Francisco Giants | Active | --- | SS-2B | 6-0 | 170 | B | R | 1985-01-17 | Washington,DC | 2006- 1- 33-SFN
| MLB | 2008-2016 | 2004-2017 |
2012-05-07 | Brandon Crawford | San Francisco Giants | Active | --- | SS | 6-1 | 223 | L | R | 1987-01-21 | Mountain View,CA | 2008- 4- 117-SFN
| MLB | 2011-2020 | 2006-2020 |
2012-05-07 | Conor Gillaspie | San Francisco Giants | Active | Recalled from Fresno (AAA) | 3B-1B | 6-1 | 195 | L | R | 1987-07-18 | Omaha,NE | 2008- 1- 37-SFN
| MLB | 2008-2017 | 2006-2017 |
2012-05-07 | Aubrey Huff | San Francisco Giants | Active | --- | 3B-1B | 6-4 | 220 | L | R | 1976-12-20 | Marion,OH | 1998- 5- 162-TBA
| MLB | 2000-2012 | 1997-2012 |
2012-05-07 | Brett Pill | San Francisco Giants | Active | --- | 1B-2B | 6-4 | 215 | R | R | 1984-09-09 | Covina,CA | 2006- 7- 206-SFN
| MLB | 2011-2013 | 2003-2013 |
2012-05-07 | Ryan Theriot | San Francisco Giants | Active | --- | SS-2B | 5-11 | 175 | B | R | 1979-12-07 | Baton Rouge,LA | 2001- 3- 78-CHN
| MLB | 2005-2012 | 1999-2012 |
2012-05-07 | Angel Pagan | San Francisco Giants | Active | --- | CF-OF | 6-1 | 181 | R | R | 1981-07-02 | Rio Piedras,PR | 1999- 4- 136-NYN
| MLB | 2006-2016 | 2000-2016 |
2012-05-07 | Nate Schierholtz | San Francisco Giants | Active | --- | RF-OF | 6-2 | 215 | L | R | 1984-02-15 | Reno,NV | 2003- 2- 63-SFN
| MLB | 2007-2014 | 2003-2016 |
2012-05-07 | Dan Runzler | San Francisco Giants | DL-15 | DL-15 Strained lat muscle | P | 6-4 | 215 | L | L | 1985-03-30 | Santa Monica,CA | 2007- 9- 284-SFN
| MLB | 2009-2017 | 2005-2019 |
2012-05-03 | Pablo Sandoval | San Francisco Giants | DL-15 | DL-15 Broken left hand | 3B-1B | 5-10 | 268 | B | R | 1986-08-11 | Carabobo,VZ | 2002- 0- 0-SFN
| MLB | 2008-2020 | 2004-2020 |
2012-05-01 | Travis Blackley | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | P | 6-3 | 190 | L | L | 1982-11-04 | Melbourne,AU | 2000- 0- 0-SEA
| MLB | 2004-2013 | 2001-2018 |
2012-05-01 | Jeremy Affeldt | San Francisco Giants | DL-15 | DL-15 Sprained right knee | P | 6-4 | 185 | L | L | 1979-06-05 | Phoenix,AZ | 1997- 3- 91-KCA
| MLB | 2002-2015 | 1997-2015 |
2012-04-28 | Steve Edlefsen | San Francisco Giants | Active | Recalled from Fresno (AAA) | P | 6-2 | 195 | R | R | 1985-06-27 | Minneapolis,MN | 2007- 16- 494-SFN
| MLB | 2011-2012 | 2006-2014 |
2012-04-28 | Eric Hacker | San Francisco Giants | Minors | Optioned to Fresno (AAA) | P | 6-1 | 210 | B | R | 1983-03-26 | Duncanville,TX | 2002- 23- 696-NYA
| MLB | 2009-2012 | 2002-2012 |
2012-04-27 | Eric Hacker | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | P | 6-1 | 210 | B | R | 1983-03-26 | Duncanville,TX | 2002- 23- 696-NYA
| MLB | 2009-2012 | 2002-2012 |
2012-04-27 | Danny Otero | San Francisco Giants | Minors | Optioned to Fresno (AAA) | P | 6-3 | 200 | R | R | 1985-02-19 | Miami,FL | 2007- 21- 644-SFN
| MLB | 2012-2019 | 2004-2019 |
2012-04-25 | Aubrey Huff | San Francisco Giants | DL-15 | DL-15 Anxiety disorder | 3B-1B | 6-4 | 220 | L | R | 1976-12-20 | Marion,OH | 1998- 5- 162-TBA
| MLB | 2000-2012 | 1997-2012 |
2012-04-25 | Joaquin Arias | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | SS-3B | 6-1 | 160 | R | R | 1984-09-21 | Santo Domingo,DR | 2001- 0- 0-NYA
| MLB | 2006-2015 | 2002-2015 |
2012-04-16 | Madison Bumgarner | San Francisco Giants | Active | Signed to 5-year contract for 2013-2017 ($35m) [Extension] 0.75--3.75--6.75--9.75--11.5 Club options for 2018-2019 $12m | P | 6-4 | 255 | R | L | 1989-08-01 | Hudson,NC | 2007- 1- 10-SFN
| MLB | 2009-2020 | 2008-2020 |
2012-04-15 | Ryan Vogelsong | San Francisco Giants | DL-15 | DL-15 Back spasms | P | 6-3 | 195 | R | R | 1977-07-22 | Charlotte,NC | 1998- 5- 158-SFN
| MLB | 2000-2016 | 1998-2016 |
2012-04-15 | Brian Wilson | San Francisco Giants | DL-15 | DL-15 Right elbow sprain | P | 6-1 | 205 | R | R | 1982-03-16 | Londonderry,NH | 2003- 24- 723-SFN
| MLB | 2006-2014 | 2001-2014 |
2012-04-05 | Ehire Adrianza | San Francisco Giants | Minors | Assigned to Richmond (AA) | 3B-SS | 6-1 | 195 | B | R | 1989-08-21 | Guarenas,VZ | 2006- 0- 0-SFN
| MLB | 2013-2020 | 2008-2020 |
2012-04-04 | Gregor Blanco | San Francisco Giants | Active | Contract purchased from Fresno (AAA) | CF-LF | 5-11 | 170 | L | L | 1983-12-12 | Caracas,VZ | 2000- 0- 0-ATL
| MLB | 2008-2018 | 2002-2019 |
2012-04-04 | George Kontos | San Francisco Giants | Minors | Traded from Yankees to Giants for Chris Stewart | P | 6-3 | 215 | R | R | 1985-06-12 | Lincolnwood,IL | 2006- 5- 164-NYA
| MLB | 2011-2018 | 2004-2019 |
2012-04-04 | Eli Whiteside | San Francisco Giants | Minors | Optioned to Fresno (AAA) | C-1B | 6-2 | 203 | R | R | 1979-10-22 | New Albany,MS | 2001- 6- 173-BAL
| MLB | 2005-2014 | 2001-2014 |
2012-04-04 | Steve Edlefsen | San Francisco Giants | Minors | Optioned to Fresno (AAA) | P | 6-2 | 195 | R | R | 1985-06-27 | Minneapolis,MN | 2007- 16- 494-SFN
| MLB | 2011-2012 | 2006-2014 |
2012-04-02 | Matt Cain | San Francisco Giants | Active | Signed to 6-year contract for 2012-2017 ($127m) Vesting option for 2018 for $14m | P | 6-3 | 180 | R | R | 1984-10-01 | Dothan,AL | 2002- 1- 25-SFN
| MLB | 2005-2017 | 2002-2017 |
2012-04-02 | Conor Gillaspie | San Francisco Giants | Minors | Optioned to Fresno (AAA) | 3B-1B | 6-1 | 195 | L | R | 1987-07-18 | Omaha,NE | 2008- 1- 37-SFN
| MLB | 2008-2017 | 2006-2017 |
2012-03-30 | Dan Runzler | San Francisco Giants | DL-15 | Assigned to San Jose (A+) for rehab | P | 6-4 | 215 | L | L | 1985-03-30 | Santa Monica,CA | 2007- 9- 284-SFN
| MLB | 2009-2017 | 2005-2019 |
2012-03-30 | Eric Surkamp | San Francisco Giants | DL-15 | DL-15 Left elbow | P | 6-5 | 220 | L | L | 1987-07-16 | Cincinnati,OH | 2008- 6- 177-SFN
| MLB | 2011-2016 | 2006-2016 |
2012-03-30 | Freddy Sanchez | San Francisco Giants | DL-15 | DL-15 Right shoulder | 2B-SS | 5-11 | 185 | R | R | 1977-12-21 | Hollywood,CA | 2000- 11- 332-BOS
| MLB | 2002-2011 | 2000-2012 |
2012-03-30 | Mike Fontenot | --- | Free Agt | Released by Giants | 2B-3B | 5-8 | 160 | L | R | 1980-06-09 | Slidell,LA | 2001- 1- 19-BAL
| MLB | 2005-2012 | 2000-2014 |
2012-03-15 | Roger Kieschnick | San Francisco Giants | Minors | Assigned to Fresno (AAA) | RF-LF | 6-3 | 215 | L | R | 1987-01-21 | Dallas,TX | 2008- 3- 82-SFN
| MLB | 2013-2014 | 2006-2016 |
2012-02-09 | Guillermo Mota | San Francisco Giants | Active | Signed to 1-year contract for 2012-2012 ($1m) [Free Agent] | P-SS | 6-4 | 205 | R | R | 1973-07-25 | San Pedro de Macoris,DR | 1990- 0- 0-NYN
| MLB | 1999-2012 | 1993-2012 |
2012-01-27 | Ryan Theriot | San Francisco Giants | Active | Signed to 1-year contract for 2012-2012 ($1.25m) | SS-2B | 5-11 | 175 | B | R | 1979-12-07 | Baton Rouge,LA | 2001- 3- 78-CHN
| MLB | 2005-2012 | 1999-2012 |