Team fielding -- 2025 Seattle Mariners
Regular season -- as of 9/26/2025
| Primary |
| Pos | S | Name | G | GS | INN | PO | A | E | DP | TC | PCT | PB | SB | CS | SB% | PK |
| p | | Tarik Skubal | 35 | 35 | 231.2 | 12 | 16 | 3 | 2 | 31 | .903 | | 8 | 4 | .667 | 3 |
| | | Bailey Falter | 25 | 25 | 146.2 | 5 | 21 | 0 | 3 | 26 | 1.000 | | 6 | 4 | .600 | 1 |
| | | Tyler Glasnow | 24 | 24 | 157.0 | 11 | 12 | 0 | 0 | 23 | 1.000 | | 14 | 0 | 1.000 | 0 |
| | | Will Vest | 70 | 0 | 80.2 | 6 | 14 | 0 | 3 | 20 | 1.000 | | 1 | 1 | .500 | 0 |
| | | Michael Lorenzen | 25 | 25 | 145.2 | 7 | 10 | 1 | 1 | 18 | .944 | | 8 | 3 | .727 | 0 |
| | | Hunter Greene | 27 | 27 | 177.0 | 10 | 7 | 0 | 0 | 17 | 1.000 | | 10 | 4 | .714 | 2 |
| | f | Grayson Rodriguez | 19 | 19 | 112.1 | 7 | 8 | 0 | 1 | 15 | 1.000 | | 4 | 1 | .800 | 0 |
| | | Derek Law | 64 | 0 | 66.2 | 3 | 9 | 0 | 0 | 12 | 1.000 | | 2 | 2 | .500 | 0 |
| | f | Bryce Jarvis | 38 | 0 | 67.0 | 4 | 7 | 0 | 1 | 11 | 1.000 | | 1 | 0 | 1.000 | 0 |
| | | Matt Strahm | 62 | 0 | 67.1 | 4 | 4 | 2 | 0 | 10 | .800 | | 1 | 0 | 1.000 | 0 |
| | | Tayler Saucedo | 45 | 0 | 39.0 | 2 | 4 | 3 | 1 | 9 | .667 | | 1 | 0 | 1.000 | 0 |
| | | Eduard Bazardo | 27 | 0 | 30.0 | 0 | 7 | 0 | 0 | 7 | 1.000 | | 0 | 0 | .000 | 1 |
| | f | Hector Neris | 18 | 0 | 26.1 | 0 | 3 | 1 | 0 | 4 | .750 | | 0 | 0 | .000 | 0 |
| | f | Ryan Thompson | 35 | 0 | 34.0 | 2 | 1 | 0 | 0 | 3 | 1.000 | | 0 | 2 | .000 | 0 |
| | f | Matt Bowman | 10 | 1 | 16.0 | 2 | 0 | 0 | 0 | 2 | 1.000 | | 1 | 0 | 1.000 | 0 |
| | f | Caden Dana | 4 | 4 | 8.0 | 1 | 1 | 0 | 0 | 2 | 1.000 | | 0 | 1 | .000 | 0 |
| | f | Kyle Hurt | 4 | 1 | 6.0 | 0 | 1 | 1 | 0 | 2 | .500 | | 1 | 0 | 1.000 | 0 |
| | | Sean Reid-Foley | 22 | 0 | 22.2 | 0 | 2 | 0 | 0 | 2 | 1.000 | | 0 | 1 | .000 | 0 |
| | | Cole Sulser | 7 | 1 | 16.2 | 1 | 0 | 0 | 0 | 1 | 1.000 | | 1 | 0 | 1.000 | 0 |
| | f | Kyle Nicolas | 17 | 0 | 16.0 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 2 | .000 | 0 |
| | | Total | 578 | 162 | 1466.2 | 77 | 127 | 11 | 12 | 215 | .949 | | 59 | 25 | .702 | 7 |
| | | | | | | | | | | | | | | | | |
| c | | William Contreras | 155 | 155 | 1399.1 | 1468 | 40 | 11 | 5 | 1519 | .993 | 11 | 51 | 25 | .671 | 2 |
| | | Travis d'Arnaud | 8 | 7 | 67.1 | 79 | 2 | 0 | 1 | 81 | 1.000 | 0 | 8 | 0 | 1.000 | 0 |
| | | Total | 163 | 162 | 1466.2 | 1547 | 42 | 11 | 6 | 1600 | .993 | 11 | 59 | 25 | .702 | 2 |
| | | | | | | | | | | | | | | | | |
| 1b | | Pete Alonso | 160 | 160 | 1436.2 | 1229 | 87 | 5 | 126 | 1321 | .996 | | | | | |
| | | DJ LeMahieu | 2 | 2 | 13.0 | 16 | 1 | 0 | 3 | 17 | 1.000 | | | | | |
| | | Kevin Newman | 3 | 0 | 11.0 | 10 | 2 | 0 | 1 | 12 | 1.000 | | | | | |
| | | Weston Wilson | 1 | 0 | 6.0 | 6 | 0 | 0 | 0 | 6 | 1.000 | | | | | |
| | | Total | 166 | 162 | 1466.2 | 1261 | 90 | 5 | 130 | 1356 | .996 | | | | | |
| | | | | | | | | | | | | | | | | |
| 2b | | Luis Rengifo | 56 | 46 | 444.2 | 74 | 139 | 4 | 35 | 217 | .982 | | | | | |
| | | Enmanuel Valdez | 61 | 59 | 495.2 | 97 | 110 | 8 | 34 | 215 | .963 | | | | | |
| | | Whit Merrifield | 41 | 31 | 289.1 | 61 | 100 | 4 | 28 | 165 | .976 | | | | | |
| | | Kevin Newman | 26 | 25 | 225.0 | 37 | 67 | 1 | 19 | 105 | .990 | | | | | |
| | | Angel Martinez | 2 | 1 | 10.0 | 3 | 7 | 0 | 2 | 10 | 1.000 | | | | | |
| | | Weston Wilson | 1 | 0 | 2.0 | 0 | 1 | 0 | 0 | 1 | 1.000 | | | | | |
| | | Total | 187 | 162 | 1466.2 | 272 | 424 | 17 | 118 | 713 | .976 | | | | | |
| | | | | | | | | | | | | | | | | |
| 3b | | DJ LeMahieu | 53 | 51 | 441.0 | 25 | 87 | 4 | 5 | 116 | .966 | | | | | |
| | | Kevin Newman | 41 | 36 | 341.1 | 13 | 57 | 7 | 5 | 77 | .909 | | | | | |
| | | Whit Merrifield | 31 | 28 | 251.0 | 16 | 45 | 3 | 2 | 64 | .953 | | | | | |
| | f | Luis Urias | 22 | 21 | 186.1 | 17 | 40 | 1 | 5 | 58 | .983 | | | | | |
| | | Enmanuel Valdez | 16 | 14 | 129.1 | 5 | 14 | 2 | 1 | 21 | .905 | | | | | |
| | | Luis Rengifo | 11 | 5 | 50.0 | 5 | 10 | 0 | 0 | 15 | 1.000 | | | | | |
| | | Angel Martinez | 11 | 3 | 39.2 | 4 | 9 | 0 | 0 | 13 | 1.000 | | | | | |
| | | Weston Wilson | 5 | 4 | 28.0 | 3 | 5 | 0 | 0 | 8 | 1.000 | | | | | |
| | | Total | 190 | 162 | 1466.2 | 88 | 267 | 17 | 18 | 372 | .954 | | | | | |
| | | | | | | | | | | | | | | | | |
| ss | | J.P. Crawford | 138 | 138 | 1248.1 | 150 | 436 | 1 | 85 | 587 | .998 | | | | | |
| | f | Javier Baez | 15 | 15 | 116.0 | 17 | 43 | 1 | 10 | 61 | .984 | | | | | |
| | | Kevin Newman | 17 | 9 | 98.1 | 13 | 29 | 0 | 5 | 42 | 1.000 | | | | | |
| | | Luis Rengifo | 2 | 0 | 4.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Total | 172 | 162 | 1466.2 | 180 | 508 | 2 | 100 | 690 | .997 | | | | | |
| | | | | | | | | | | | | | | | | |
| lf | | Ian Happ | 162 | 162 | 1456.2 | 312 | 8 | 0 | 1 | 320 | 1.000 | | | | | |
| | | Kerry Carpenter | 1 | 0 | 2.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Angel Martinez | 1 | 0 | 0.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Whit Merrifield | 2 | 0 | 4.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Jack Suwinski | 1 | 0 | 4.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Total | 167 | 162 | 1466.2 | 312 | 8 | 0 | 1 | 320 | 1.000 | | | | | |
| | | | | | | | | | | | | | | | | |
| cf | | Michael A. Taylor | 98 | 76 | 667.0 | 166 | 3 | 2 | 0 | 171 | .988 | | | | | |
| | | Jack Suwinski | 77 | 66 | 572.2 | 152 | 6 | 1 | 0 | 159 | .994 | | | | | |
| | | Chas McCormick | 34 | 20 | 208.2 | 51 | 1 | 0 | 0 | 52 | 1.000 | | | | | |
| | | Angel Martinez | 9 | 0 | 18.1 | 5 | 0 | 0 | 0 | 5 | 1.000 | | | | | |
| | | Total | 218 | 162 | 1466.2 | 374 | 10 | 3 | 0 | 387 | .992 | | | | | |
| | | | | | | | | | | | | | | | | |
| rf | | Chas McCormick | 66 | 65 | 564.1 | 112 | 3 | 2 | 1 | 117 | .983 | | | | | |
| | | Kerry Carpenter | 39 | 31 | 278.2 | 59 | 2 | 0 | 1 | 61 | 1.000 | | | | | |
| | | Jack Suwinski | 31 | 28 | 241.2 | 50 | 1 | 0 | 0 | 51 | 1.000 | | | | | |
| | | Angel Martinez | 41 | 24 | 245.1 | 45 | 3 | 1 | 0 | 49 | .980 | | | | | |
| | | Weston Wilson | 17 | 12 | 119.2 | 20 | 0 | 0 | 0 | 20 | 1.000 | | | | | |
| | | Whit Merrifield | 4 | 2 | 17.0 | 3 | 1 | 0 | 1 | 4 | 1.000 | | | | | |
| | | Total | 198 | 162 | 1466.2 | 289 | 10 | 3 | 3 | 302 | .990 | | | | | |
| | | | | | | | | | | | | | | | | |
| | | Total | 162 | 162 | 1466.2 | 4400 | 1486 | 69 | 139 | 5955 | .988 | 11 | | | | |