| Randy Johnson | 2001-04-03 | 2001 | W 3-2 @ LAN | W | | 7 | 4 | 2 | 2 | 0 | 4 | 10 | 0 | 0 | 1 | 28 | 133 | 83 | 50 | 62% | 367 | 180-95 | 10 Strikeouts |
| Curt Schilling | 2001-04-04 | 2001 | W 7-2 @ LAN | W | | 7 | 4 | 2 | 1 | 1 | 1 | 12 | 0 | 0 | 0 | 27 | 116 | 77 | 39 | 66% | 356 | 111-95 | 12 Strikeouts |
| Byung-Hyun Kim | 2001-04-07 | 2001 | L 8-4 vs SLN | | | 2 | 0 | 0 | 0 | 0 | 2 | 6 | 0 | 0 | 0 | 8 | 52 | 31 | 21 | 60% | 88 | 7-8 | Struck out at least 2 batters per inning (1.2+ ip) |
| Curt Schilling | 2001-04-10 | 2001 | W 2-0 vs LAN | W | SHO | 9 | 2 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 29 | 93 | 73 | 20 | 78% | 357 | 112-95 | 10 Strikeouts, Complete game/Shutout, 2-hitter, Threw 78% strikes |
| Randy Johnson | 2001-04-13 | 2001 | W 7-3 @ COL | W | | 7 | 6 | 3 | 3 | 1 | 0 | 14 | 0 | 0 | 1 | 28 | 131 | 88 | 43 | 67% | 369 | 181-96 | 14 Strikeouts |
| Troy Brohawn | 2001-04-14 | 2001 | L 9-8 @ COL | | | 2 | 2 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 9 | 31 | 18 | 13 | 58% | 1 | 0-0 | 1st career game |
| Greg Swindell | 2001-04-15 | 2001 | L 10-7 @ COL | | | 1 | 3 | 3 | 3 | 2 | 0 | 2 | 0 | 0 | 0 | 6 | 24 | 18 | 6 | 75% | 573 | 121-114 | Threw 75% strikes |
| Robert Ellis | 2001-04-16 | 2001 | W 2-1 @ SLN | W | | 6 | 5 | 1 | 1 | 0 | 5 | 4 | 0 | 0 | 0 | 27 | 107 | 59 | 48 | 55% | 4 | 1-0 | 1st career win |
| Randy Johnson | 2001-04-18 | 2001 | L 3-1 @ SLN | L | | 8 | 5 | 3 | 3 | 1 | 3 | 11 | 1 | 0 | 0 | 31 | 117 | 75 | 42 | 64% | 370 | 181-97 | 11 Strikeouts |
| Bret Prinz | 2001-04-22 | 2001 | L 2-1 vs COL | | | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 13 | 10 | 3 | 77% | 1 | 0-0 | 1st career game |
| Randy Johnson | 2001-04-23 | 2001 | W 9-0 vs FLO | W | SHO | 9 | 6 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 33 | 115 | 76 | 39 | 66% | 371 | 182-97 | 10 Strikeouts, Complete game/Shutout |
| Bret Prinz | 2001-04-24 | 2001 | W 9-8 vs FLO | W | | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 26 | 17 | 9 | 65% | 2 | 1-0 | 1st career win |
| Curt Schilling | 2001-04-25 | 2001 | W 10-7 vs FLO | W | | 7 | 13 | 7 | 7 | 3 | 0 | 12 | 0 | 0 | 0 | 33 | 105 | 77 | 28 | 73% | 360 | 113-95 | 12 Strikeouts |
| Bret Prinz | 2001-04-25 | 2001 | W 10-7 vs FLO | Sv | | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 5 | 24 | 18 | 6 | 75% | 3 | 1-0 | 1st career save, Threw 75% strikes |
| Randy Johnson | 2001-04-28 | 2001 | L 3-1 vs ATL | L | | 8 | 6 | 3 | 3 | 2 | 2 | 12 | 0 | 0 | 0 | 31 | 130 | 84 | 46 | 65% | 372 | 182-98 | 12 Strikeouts |
| Erik Sabel | 2001-04-29 | 2001 | W 7-5 vs ATL | W | | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 12 | 8 | 4 | 67% | 9 | 1-0 | 1st career win |
| Troy Brohawn | 2001-04-29 | 2001 | W 7-5 vs ATL | Sv | | 0.2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 3 | 1 | 75% | 6 | 0-1 | 1st career save |
| Randy Johnson | 2001-05-03 | 2001 | W 2-1 @ MON | | | 7 | 2 | 1 | 1 | 1 | 4 | 11 | 0 | 0 | 0 | 27 | 125 | 71 | 54 | 57% | 373 | 182-98 | 11 Strikeouts |
| Randy Johnson | 2001-05-08 | 2001 | W 4-3 vs CIN | | | 9 | 3 | 1 | 1 | 0 | 0 | 20 | 0 | 0 | 0 | 29 | 124 | 92 | 32 | 74% | 374 | 182-98 | 20 Strikeouts, Struck out at least 2 batters per inning (1.2+ ip) |
| Troy Brohawn | 2001-05-08 | 2001 | W 4-3 vs CIN | W | | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 9 | 7 | 2 | 78% | 9 | 1-1 | 1st career win |
| Randy Johnson | 2001-05-13 | 2001 | W 6-1 vs PHI | W | | 8 | 4 | 1 | 1 | 0 | 4 | 12 | 1 | 0 | 1 | 32 | 145 | 91 | 54 | 63% | 375 | 183-98 | 12 Strikeouts |
| Curt Schilling | 2001-05-16 | 2001 | W 2-1 @ CIN | W | | 7 | 4 | 1 | 1 | 0 | 2 | 10 | 0 | 0 | 0 | 27 | 106 | 74 | 32 | 70% | 364 | 116-96 | 10 Strikeouts |
| Byung-Hyun Kim | 2001-05-18 | 2001 | W 4-0 @ CHN | | | 3 | 0 | 0 | 0 | 0 | 2 | 7 | 1 | 0 | 1 | 12 | 62 | 38 | 24 | 61% | 106 | 9-9 | Struck out at least 2 batters per inning (1.2+ ip) |
| Curt Schilling | 2001-05-26 | 2001 | W 3-1 @ SDN | W | CG | 9 | 3 | 1 | 1 | 0 | 1 | 9 | 0 | 0 | 0 | 31 | 114 | 78 | 36 | 68% | 366 | 118-96 | 3-hitter |
| Randy Johnson | 2001-06-03 | 2001 | W 8-4 vs SDN | W | | 6 | 7 | 4 | 3 | 1 | 0 | 14 | 1 | 0 | 1 | 27 | 106 | 72 | 34 | 68% | 379 | 185-99 | 14 Strikeouts, Struck out at least 2 batters per inning (1.2+ ip) |
| Nick Bierbrodt | 2001-06-07 | 2001 | W 13-9 vs LAN | | | 2 | 5 | 6 | 6 | 1 | 3 | 3 | 0 | 0 | 0 | 14 | 66 | 39 | 27 | 59% | 1 | 0-0 | 1st career game |
| Randy Johnson | 2001-06-08 | 2001 | W 11-4 @ KCA | W | | 7 | 7 | 1 | 1 | 0 | 1 | 11 | 0 | 0 | 0 | 27 | 105 | 71 | 34 | 68% | 380 | 186-99 | 11 Strikeouts |
| Nick Bierbrodt | 2001-06-13 | 2001 | W 13-3 vs CHN | W | | 5 | 6 | 3 | 3 | 0 | 2 | 6 | 0 | 0 | 0 | 24 | 110 | 78 | 32 | 71% | 2 | 1-0 | 1st career win |
| Randy Johnson | 2001-06-14 | 2001 | W 3-2 vs CHN | W | | 7 | 5 | 0 | 0 | 0 | 4 | 11 | 0 | 0 | 0 | 29 | 126 | 80 | 46 | 63% | 381 | 187-99 | 11 Strikeouts |
| Byung-Hyun Kim | 2001-06-16 | 2001 | W 3-1 vs DET | | | 2 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 8 | 28 | 21 | 7 | 75% | 119 | 9-10 | Threw 75% strikes |
| Curt Schilling | 2001-06-17 | 2001 | W 8-3 vs DET | W | | 8 | 9 | 3 | 3 | 2 | 0 | 12 | 0 | 0 | 0 | 32 | 120 | 85 | 35 | 71% | 370 | 121-97 | 12 Strikeouts |
| Troy Brohawn | 2001-06-23 | 2001 | W 9-5 @ COL | | | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 6 | 25 | 20 | 5 | 80% | 27 | 1-3 | Threw 80% strikes |
| Byung-Hyun Kim | 2001-06-23 | 2001 | W 9-5 @ COL | W | | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 6 | 29 | 20 | 9 | 69% | 123 | 10-10 | Struck out at least 2 batters per inning (1.2+ ip) |
| Randy Johnson | 2001-06-24 | 2001 | L 7-6 @ COL | L | | 6 | 6 | 6 | 4 | 0 | 4 | 12 | 1 | 0 | 1 | 29 | 121 | 77 | 44 | 64% | 383 | 188-100 | 12 Strikeouts |
| Curt Schilling | 2001-06-27 | 2001 | W 7-5 vs HOU | W | CG | 9 | 7 | 5 | 5 | 4 | 1 | 10 | 0 | 0 | 0 | 34 | 116 | 82 | 34 | 71% | 372 | 122-97 | 10 Strikeouts |
| Randy Johnson | 2001-06-29 | 2001 | W 5-3 vs COL | W | | 8 | 4 | 1 | 1 | 1 | 2 | 10 | 1 | 0 | 0 | 29 | 117 | 83 | 34 | 71% | 384 | 189-100 | 10 Strikeouts |
| Randy Johnson | 2001-07-04 | 2001 | W 3-2 @ HOU | W | | 6 | 4 | 2 | 2 | 1 | 2 | 13 | 1 | 0 | 1 | 25 | 107 | 65 | 42 | 61% | 385 | 190-100 | 13 Strikeouts, Struck out at least 2 batters per inning (1.2+ ip) |
| Byung-Hyun Kim | 2001-07-04 | 2001 | W 3-2 @ HOU | Sv | | 2 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 7 | 35 | 24 | 11 | 69% | 127 | 10-10 | Struck out at least 2 batters per inning (1.2+ ip) |
| Greg Swindell | 2001-07-05 | 2001 | L 5-1 @ HOU | | | 2 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 7 | 25 | 16 | 9 | 64% | 600 | 123-115 | 600th career game |
| Curt Schilling | 2001-07-08 | 2001 | L 2-1 vs OAK | L | | 7 | 5 | 2 | 2 | 0 | 1 | 11 | 0 | 0 | 0 | 27 | 101 | 70 | 31 | 69% | 374 | 122-99 | 11 Strikeouts |
| Randy Johnson | 2001-07-18 | 2001 | W 3-0 @ SDN | W | | 7 | 1 | 0 | 0 | 0 | 1 | 16 | 0 | 0 | 0 | 23 | 109 | 68 | 41 | 62% | 387 | 191-100 | 16 Strikeouts, Struck out at least 2 batters per inning (1.2+ ip) |
| Curt Schilling | 2001-07-21 | 2001 | W 9-2 @ SFN | W | | 7 | 1 | 0 | 0 | 0 | 2 | 12 | 0 | 0 | 0 | 24 | 93 | 64 | 29 | 69% | 377 | 124-99 | 12 Strikeouts |
| Greg Swindell | 2001-07-23 | 2001 | L 4-2 vs SDN | | | 1.1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 5 | 21 | 17 | 4 | 81% | 606 | 123-115 | Threw 81% strikes |
| Randy Johnson | 2001-07-24 | 2001 | W 11-0 vs SDN | W | | 7.1 | 1 | 0 | 0 | 0 | 2 | 14 | 0 | 0 | 0 | 25 | 114 | 69 | 45 | 61% | 388 | 192-100 | 14 Strikeouts |
| Mike Morgan | 2001-07-27 | 2001 | L 9-5 vs SFN | | | 1.2 | 2 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 7 | 24 | 19 | 5 | 79% | 544 | 139-185 | Threw 79% strikes |
| Randy Johnson | 2001-07-29 | 2001 | L 4-3 vs SFN | | | 8 | 7 | 2 | 2 | 1 | 1 | 12 | 0 | 0 | 2 | 33 | 128 | 86 | 42 | 67% | 389 | 192-100 | 12 Strikeouts |
| Albie Lopez | 2001-08-02 | 2001 | L 1-0 vs MON | L | | 8 | 5 | 1 | 1 | 1 | 1 | 6 | 0 | 0 | 0 | 29 | 89 | 68 | 21 | 76% | 241 | 38-47 | Threw 76% strikes |
| Curt Schilling | 2001-08-05 | 2001 | W 2-1 vs NYN | W | | 8 | 6 | 1 | 1 | 1 | 0 | 13 | 0 | 0 | 0 | 30 | 113 | 79 | 34 | 70% | 380 | 126-100 | 13 Strikeouts |
| Curt Schilling | 2001-08-10 | 2001 | W 7-0 @ ATL | W | | 7 | 6 | 0 | 0 | 0 | 1 | 6 | 0 | 0 | 0 | 26 | 93 | 72 | 21 | 77% | 381 | 127-100 | Threw 77% strikes |
| Randy Johnson | 2001-08-13 | 2001 | W 3-0 vs PIT | W | SHO | 9 | 5 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 1 | 31 | 112 | 73 | 39 | 65% | 392 | 195-100 | 10 Strikeouts, Complete game/Shutout |
| Curt Schilling | 2001-08-15 | 2001 | W 5-2 vs PIT | W | | 8 | 6 | 2 | 2 | 1 | 1 | 13 | 0 | 0 | 0 | 30 | 109 | 78 | 31 | 72% | 382 | 128-100 | 13 Strikeouts |
| Randy Johnson | 2001-08-18 | 2001 | W 5-3 vs CHN | W | | 6.2 | 9 | 3 | 3 | 0 | 1 | 10 | 0 | 0 | 1 | 31 | 122 | 78 | 44 | 64% | 393 | 196-100 | 10 Strikeouts |
| Randy Johnson | 2001-08-23 | 2001 | L 5-1 @ PIT | L | | 7 | 5 | 4 | 4 | 1 | 2 | 16 | 0 | 0 | 0 | 28 | 115 | 78 | 37 | 68% | 394 | 196-101 | 16 Strikeouts, Struck out at least 2 batters per inning (1.2+ ip) |
| Bobby Witt | 2001-08-24 | 2001 | L 6-5 @ PHI | | | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 6 | 23 | 18 | 5 | 78% | 421 | 139-157 | Threw 78% strikes |
| Steve Finley | 2001-08-30 | 2001 | L 13-5 vs SFN | | | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 4 | 19 | 10 | 9 | 53% | 1 | 0-0 | 1st career game |
| Curt Schilling | 2001-08-31 | 2001 | W 4-1 @ SDN | W | | 8.1 | 6 | 1 | 1 | 1 | 1 | 11 | 0 | 0 | 0 | 32 | 136 | 88 | 48 | 65% | 385 | 129-101 | 11 Strikeouts |
| Eric Knott | 2001-09-01 | 2001 | L 7-5 @ SDN | | | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 100% | 1 | 0-0 | 1st career game |
| Randy Johnson | 2001-09-02 | 2001 | L 1-0 @ SDN | | | 7.1 | 2 | 0 | 0 | 0 | 3 | 14 | 0 | 0 | 0 | 27 | 135 | 88 | 47 | 65% | 396 | 197-101 | 14 Strikeouts |
| Curt Schilling | 2001-09-05 | 2001 | W 7-2 @ SFN | W | | 8 | 5 | 1 | 1 | 0 | 1 | 12 | 2 | 0 | 0 | 29 | 115 | 88 | 27 | 77% | 386 | 130-101 | 12 Strikeouts, Threw 77% strikes |
| Mike Koplove | 2001-09-06 | 2001 | L 9-5 @ SFN | | | 1.1 | 2 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 6 | 26 | 17 | 9 | 65% | 1 | 0-0 | 1st career game |
| Randy Johnson | 2001-09-07 | 2001 | L 4-3 vs SDN | | | 6 | 7 | 3 | 3 | 1 | 4 | 10 | 0 | 0 | 1 | 27 | 117 | 72 | 45 | 62% | 397 | 197-101 | 10 Strikeouts |
| Curt Schilling | 2001-09-18 | 2001 | L 10-9 @ COL | | | 5 | 10 | 6 | 6 | 2 | 0 | 7 | 0 | 0 | 0 | 25 | 77 | 62 | 15 | 81% | 387 | 130-101 | Threw 81% strikes, 2000th career strikeout |
| Albie Lopez | 2001-09-19 | 2001 | L 8-2 @ COL | L | | 2.2 | 9 | 7 | 7 | 0 | 1 | 3 | 0 | 0 | 0 | 18 | 52 | 39 | 13 | 75% | 249 | 41-51 | Threw 75% strikes |
| Erik Sabel | 2001-09-19 | 2001 | L 8-2 @ COL | | | 2 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 8 | 23 | 18 | 5 | 78% | 44 | 3-1 | Threw 78% strikes |
| Curt Schilling | 2001-09-23 | 2001 | W 6-1 @ LAN | W | | 8 | 5 | 1 | 1 | 1 | 3 | 13 | 0 | 0 | 0 | 29 | 127 | 86 | 41 | 68% | 388 | 131-101 | 13 Strikeouts |
| Randy Johnson | 2001-09-27 | 2001 | W 13-11 vs MIL | W | | 6.2 | 7 | 5 | 5 | 1 | 2 | 16 | 1 | 0 | 0 | 30 | 126 | 81 | 45 | 64% | 400 | 199-101 | 16 Strikeouts, Struck out at least 2 batters per inning (1.2+ ip), 400th career game |
| Randy Johnson | 2001-10-02 | 2001 | W 10-1 vs COL | W | | 7 | 4 | 1 | 1 | 0 | 0 | 6 | 0 | 0 | 1 | 24 | 82 | 56 | 26 | 68% | 401 | 200-101 | 200th career win |
| Curt Schilling | 2001-10-03 | 2001 | W 4-3 vs COL | W | | 8 | 9 | 3 | 3 | 1 | 0 | 8 | 0 | 0 | 0 | 33 | 117 | 91 | 26 | 78% | 390 | 132-101 | Threw 78% strikes |
| Mike Koplove | 2001-10-06 | 2001 | L 5-4 @ MIL | | | 1.2 | 3 | 3 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 10 | 51 | 36 | 15 | 71% | 9 | 0-1 | Struck out at least 2 batters per inning (1.2+ ip) |