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These are Minor Leaguers whose highest level reached was in the minors (did not play in Majors) for last name starting with ON. To find a particular player, it is always best to use the search engine. The list of Minor Leaguers is also limited to the range of years available as stated in the Inclusion Rules section.

Recently active players are in bold.
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'ON' Player Listing

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  • O'N
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Brandon O'NealPBrandon Gary O'NealAA1998-2005
    2000-  6- 170-ANA
    ANA [3] CAL [1] CHA [1] -------
    Charles O'NealPCharles A. O'NealA+2004-2008
    2004- 18- 528-CIN
    CIN [2] MIA [1] -------
    Kelley O'Neal2B-3BKelley O'Neal IIIAA1989-1994
    1989-  9- 239-DET
    DET [6] -------
    Michael O'NealPMichael Christopher O'NealAA2013-2017
    ATL [1] Free Agt-
    Troy O'NealCTroy Aaron O'NealAAA1992-1998
    MIL [4] ARI [1] -------
    Barry O'NeilOFBarry K. O'NeilRk1990-1990
    1989- 55-1356-CLE
    CLE [1] -------
    Conner O'NeilPConner O'NeilA+2014-2019
    2017-  7- 217-NYN
    NYN [3] MinorsNew York MetsA+
    Drew O'NeilPAndrew Michael O'NeilA+2005-2010
    2008-  4- 120-CHA
    CHA [3] -------
    John O'NeilCJohn M. O'NeilA-1998-1998
    ANA [1] -------
    Ted O'NeilPTheodore T. O'NeillA+1977-1977
    1976-  9- 153-NYN
    NYN [1] -------
    Adam O'NeillPAdam Douglas O'NeillRk2009-2010
    NYN [2] -------
    Bobby O'NeillPRobert L. O'NeillA-2008-2012
    2011- 43-1318-MIN
    MIN [1] ARI [1] Free Agt-
    Dan O'NeillP-OFDaniel C. O'NeillAAA1988-2000
    1999- 27- 816-PHI
    DET [3] PHI [2] BOS [1] -------
    Dan O'NeillPDaniel M. O'NeillAA1986-1991
    DET [2] BOS [1] -------
    Doug O'NeillOFDouglas A. O'NeillAAA1991-1998
    1991-  7- 191-MON
    TEX [3] MON [3] MIA [1] -------
    Kevin O'NeillPKevin J. O'NeillRk1990-1990
    SDN [1] -------
    Matt O'NeillC-1BMatt Nathan O'NeillRk2015-2019
    2019- 20- 598-NYN
    NYN [1] MinorsNew York MetsRk
    Michael O'NeillLF-CFMichael O'NeillAAA2011-2019
    2013-  3- 103-NYA
    NYA [4] TEX [2] MIL [1] CIN [1] Free Agt--
    Mike O'NeillLF-CFMike O'NeillAAA2007-2016
    2010- 31- 949-SLN
    SLN [6] Free Agt-
    Paul O'Neill3B-2BPaul Richard O'NeillAAA1977-1980
    1976-  4-  77-SDN
    SDN [3] CIN [2] BAL [1] -------
    Rick O'Neill3B-2BRichard Thomas O'NeillRk1991-1991
    1991- 34- 881-ATL
    ATL [1] -------
    Tim O'NeillPTimothy John O'NeillA+1978-1980
    1974- 24- 535-KCA
    LAN [3] -------
    Tom O'Neill2B-3BThomas M. O'NeillA+1992-1995
    1992- 27- 747-SFN
    SFN [2] -------
    ONA
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Jorge OnaRF-LFJorge Luis OnaAA2017-2019
    2016-  0-   0-SDN
    SDN [3] ActiveSan Diego PadresMLB
    Hirotoshi OnakaLF-RFHirotoshi OnakaAAA2011-2013
    TEX [3] Free Agt-
    OND
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Mike OndinaSS-OFMichael Dario OndinaAAA1977-1979
    1972-  1-  12-CHA
    KCA [2] CHA [1] -------
    Paul OndoOF-1BPaul D. OndoRk1980-1980
    1980- 27- 671-TEX
    TEX [1] -------
    ONE
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Larry OnesiPLarry E. OnesiA+1978-1978
    1978-  6- 146-KCA
    KCA [1] -------
    ONG
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Mike OngaratoOF-1BMichael Robert OngaratoAAA1977-1981
    1976- 20- 478-BOS
    BOS [5] -------
    ONL
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Shawn OnleyPShawn William OnleyA+1996-2003
    1996-  6- 182-ATL
    ATL [3] -------
    ONO
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Tim OnofreiPTimothy E. OnofreiA1996-1997
    1996- 28- 818-SLN
    SLN [2] -------
    ONT
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Arturo OntiverosPArturo L. OntiverosRk1994-1994
    ----------
    Emilio OntiverosSS-2BEmilio OntiverosAAA2007-2011
    MIA [4] -------
    Felipe OntiverosPFelipe De Jesus OntiverosRk2015-2017
    TEX [3] -------
    Jeff Ontiveros1B-CJeffrey M. OntiverosA+1999-2006
    BOS [4] -------
    ONY
    Player NameposProper NameHiLvlStat YearsDraft InfoOrganizationsStatusCurrent TeamcLevel
    Ben OnyshkoPBenjamin Albert Levasseur OnyshkoA+2015-2019
    2018- 24- 718-SEA
    SEA [2] MinorsSeattle MarinersA
    36 record(s)
    Glossary:
    Player Name Name of the player. If not linked, then no profile on the site Pos Defensive Position Proper Name Given name, if available HiLvl Highest Level Reached Stat Years Available range of years of statistics within the TBC system Draft Info Year-DraftRound-Overall-Drafted by Team Abbreviation. Click the link to view picks for that round. Indicates most recent draft instance Status Roster Status Current Team Player's Active Major League Baseball Organization, if exists cLevel College Level or Division. NCAA I,II,III,NAIA,Jr College etc