Team fielding -- 2019 Seattle Mariners
Regular season -- as of 9/26/2019
| Primary |
| Pos | S | Name | G | GS | INN | PO | A | E | DP | TC | PCT | PB | SB | CS | SB% | PK |
| p | | Ty Blach | 33 | 23 | 157.3 | 7 | 25 | 1 | 2 | 33 | .970 | | 6 | 4 | .600 | 1 |
| | | Wade LeBlanc | 39 | 26 | 204.7 | 6 | 23 | 0 | 1 | 29 | 1.000 | | 7 | 2 | .778 | 0 |
| | | Mike Minor | 31 | 31 | 187.7 | 9 | 10 | 6 | 0 | 25 | .760 | | 6 | 5 | .545 | 1 |
| | | Miguel Castro | 64 | 2 | 130.0 | 9 | 13 | 1 | 1 | 23 | .957 | | 1 | 1 | .500 | 0 |
| | | Erick Fedde | 20 | 20 | 101.3 | 2 | 12 | 1 | 4 | 15 | .933 | | 2 | 1 | .667 | 0 |
| | | Tyler Glasnow | 26 | 23 | 130.0 | 5 | 6 | 3 | 1 | 14 | .786 | | 9 | 3 | .750 | 0 |
| | | Corey Knebel | 58 | 0 | 75.0 | 4 | 9 | 0 | 0 | 13 | 1.000 | | 3 | 0 | 1.000 | 1 |
| | | Richard Rodriguez | 66 | 0 | 101.3 | 2 | 7 | 0 | 0 | 9 | 1.000 | | 4 | 2 | .667 | 0 |
| | | Aaron Loup | 34 | 0 | 40.3 | 4 | 4 | 0 | 0 | 8 | 1.000 | | 2 | 0 | 1.000 | 0 |
| | f | Matt Shoemaker | 10 | 10 | 51.3 | 3 | 4 | 0 | 0 | 7 | 1.000 | | 2 | 0 | 1.000 | 0 |
| | f | Paul Blackburn | 9 | 9 | 42.0 | 1 | 4 | 0 | 0 | 5 | 1.000 | | 6 | 1 | .857 | 0 |
| | f | Brett Kennedy | 9 | 9 | 21.7 | 1 | 3 | 0 | 1 | 4 | 1.000 | | 4 | 0 | 1.000 | 0 |
| | | Zack Littell | 23 | 4 | 42.7 | 2 | 2 | 0 | 0 | 4 | 1.000 | | 1 | 0 | 1.000 | 0 |
| | | Jerry Blevins | 43 | 1 | 39.0 | 1 | 2 | 0 | 0 | 3 | 1.000 | | 0 | 0 | .000 | 0 |
| | f | Tommy Kahnle | 26 | 0 | 41.0 | 1 | 1 | 1 | 0 | 3 | .667 | | 1 | 0 | 1.000 | 0 |
| | | Darren O'Day | 23 | 0 | 29.0 | 1 | 1 | 1 | 0 | 3 | .667 | | 1 | 0 | 1.000 | 0 |
| | f | Kyle Wright | 7 | 0 | 12.3 | 1 | 2 | 0 | 0 | 3 | 1.000 | | 1 | 0 | 1.000 | 0 |
| | f | Matt Wisler | 22 | 4 | 56.3 | 1 | 2 | 0 | 0 | 3 | 1.000 | | 1 | 0 | 1.000 | 0 |
| | f | Daniel Zamora | 4 | 0 | 3.3 | 1 | 0 | 0 | 0 | 1 | 1.000 | | 0 | 0 | .000 | 0 |
| | | Total | 547 | 162 | 1466.3 | 61 | 130 | 14 | 10 | 205 | .932 | | 57 | 19 | .750 | 3 |
| | | | | | | | | | | | | | | | | |
| c | | Jorge Alfaro | 113 | 110 | 1007.3 | 984 | 35 | 6 | 6 | 1025 | .994 | 10 | 40 | 16 | .714 | 2 |
| | f | Francisco Arcia | 15 | 15 | 124.0 | 105 | 3 | 0 | 0 | 108 | 1.000 | 1 | 6 | 0 | 1.000 | 0 |
| | | Nick Ciuffo | 14 | 7 | 77.0 | 70 | 3 | 0 | 1 | 73 | 1.000 | 4 | 2 | 0 | 1.000 | 0 |
| | | Other | 32 | 30 | 258.0 | 251 | 7 | 0 | 0 | 258 | 1.000 | 3 | 9 | 3 | .750 | 0 |
| | | Total | 174 | 162 | 1466.3 | 1410 | 48 | 6 | 7 | 1464 | .996 | 18 | 57 | 19 | .750 | 2 |
| | | | | | | | | | | | | | | | | |
| 1b | | Derek Dietrich | 64 | 62 | 578.0 | 529 | 27 | 6 | 48 | 562 | .989 | | | | | |
| | f | Jim Adduci | 47 | 45 | 369.7 | 348 | 18 | 5 | 43 | 371 | .987 | | | | | |
| | | Charlie Culberson | 28 | 20 | 178.7 | 169 | 13 | 1 | 16 | 183 | .995 | | | | | |
| | f | Miguel Cabrera | 20 | 20 | 184.3 | 167 | 7 | 0 | 15 | 174 | 1.000 | | | | | |
| | | Patrick Wisdom | 10 | 9 | 73.7 | 65 | 3 | 1 | 5 | 69 | .986 | | | | | |
| | f | Francisco Arcia | 8 | 6 | 53.0 | 42 | 2 | 0 | 5 | 44 | 1.000 | | | | | |
| | | Ian Happ | 5 | 0 | 29.0 | 24 | 1 | 0 | 2 | 25 | 1.000 | | | | | |
| | | Total | 182 | 162 | 1466.3 | 1344 | 71 | 13 | 134 | 1428 | .991 | | | | | |
| | | | | | | | | | | | | | | | | |
| 2b | | DJ LeMahieu | 140 | 140 | 1254.7 | 225 | 407 | 3 | 91 | 635 | .995 | | | | | |
| | f | Christian Arroyo | 22 | 22 | 196.7 | 44 | 62 | 1 | 21 | 107 | .991 | | | | | |
| | | Charlie Culberson | 2 | 0 | 15.0 | 3 | 4 | 1 | 2 | 8 | .875 | | | | | |
| | | Total | 164 | 162 | 1466.3 | 272 | 473 | 5 | 114 | 750 | .993 | | | | | |
| | | | | | | | | | | | | | | | | |
| 3b | | Derek Dietrich | 58 | 56 | 492.7 | 38 | 92 | 9 | 11 | 139 | .935 | | | | | |
| | f | Kyle Farmer | 42 | 42 | 373.0 | 28 | 75 | 3 | 9 | 106 | .972 | | | | | |
| | | Patrick Wisdom | 17 | 17 | 154.3 | 9 | 39 | 3 | 6 | 51 | .941 | | | | | |
| | | Ian Happ | 23 | 19 | 192.0 | 11 | 35 | 1 | 3 | 47 | .979 | | | | | |
| | | Kristopher Negron | 20 | 17 | 146.0 | 10 | 24 | 2 | 0 | 36 | .944 | | | | | |
| | | Charlie Culberson | 13 | 8 | 79.3 | 7 | 17 | 2 | 2 | 26 | .923 | | | | | |
| | f | Pablo Reyes | 3 | 3 | 29.0 | 2 | 6 | 1 | 0 | 9 | .889 | | | | | |
| | | Total | 176 | 162 | 1466.3 | 105 | 288 | 21 | 31 | 414 | .949 | | | | | |
| | | | | | | | | | | | | | | | | |
| ss | | Addison Russell | 138 | 138 | 1247.0 | 167 | 451 | 15 | 70 | 633 | .976 | | | | | |
| | | Charlie Culberson | 24 | 23 | 210.3 | 33 | 78 | 2 | 20 | 113 | .982 | | | | | |
| | | Kristopher Negron | 1 | 1 | 9.0 | 2 | 3 | 1 | 1 | 6 | .833 | | | | | |
| | | Total | 163 | 162 | 1466.3 | 202 | 532 | 18 | 91 | 752 | .976 | | | | | |
| | | | | | | | | | | | | | | | | |
| lf | | Melky Cabrera | 70 | 70 | 665.0 | 149 | 3 | 0 | 0 | 152 | 1.000 | | | | | |
| | | Charlie Culberson | 28 | 28 | 240.3 | 56 | 1 | 1 | 0 | 58 | .983 | | | | | |
| | | Aaron Altherr | 31 | 24 | 202.3 | 44 | 0 | 1 | 0 | 45 | .978 | | | | | |
| | | Ian Happ | 24 | 21 | 190.7 | 42 | 2 | 0 | 0 | 44 | 1.000 | | | | | |
| | | Derek Dietrich | 10 | 9 | 80.0 | 22 | 0 | 0 | 0 | 22 | 1.000 | | | | | |
| | | Curtis Granderson | 10 | 8 | 67.0 | 15 | 0 | 0 | 0 | 15 | 1.000 | | | | | |
| | f | J.B. Shuck | 6 | 2 | 21.0 | 3 | 0 | 0 | 0 | 3 | 1.000 | | | | | |
| | | Total | 179 | 162 | 1466.3 | 331 | 6 | 2 | 0 | 339 | .994 | | | | | |
| | | | | | | | | | | | | | | | | |
| cf | | Adam Engel | 122 | 120 | 1075.0 | 301 | 8 | 4 | 1 | 313 | .987 | | | | | |
| | | Ian Happ | 31 | 30 | 241.0 | 61 | 3 | 1 | 0 | 65 | .985 | | | | | |
| | f | J.B. Shuck | 19 | 10 | 114.7 | 29 | 0 | 1 | 0 | 30 | .967 | | | | | |
| | | Curtis Granderson | 3 | 2 | 22.7 | 4 | 0 | 0 | 0 | 4 | 1.000 | | | | | |
| | | Aaron Altherr | 3 | 0 | 13.0 | 1 | 1 | 0 | 0 | 2 | 1.000 | | | | | |
| | | Total | 178 | 162 | 1466.3 | 396 | 12 | 6 | 1 | 414 | .986 | | | | | |
| | | | | | | | | | | | | | | | | |
| rf | | Ian Happ | 66 | 64 | 563.3 | 108 | 8 | 2 | 0 | 118 | .983 | | | | | |
| | | Charlie Culberson | 27 | 27 | 260.0 | 52 | 0 | 0 | 0 | 52 | 1.000 | | | | | |
| | | Curtis Granderson | 29 | 27 | 232.7 | 41 | 0 | 4 | 0 | 45 | .911 | | | | | |
| | f | J.B. Shuck | 18 | 14 | 139.7 | 28 | 2 | 1 | 1 | 31 | .968 | | | | | |
| | | Aaron Altherr | 15 | 10 | 101.3 | 22 | 0 | 2 | 0 | 24 | .917 | | | | | |
| | | Melky Cabrera | 11 | 11 | 101.0 | 20 | 1 | 0 | 0 | 21 | 1.000 | | | | | |
| | f | Pablo Reyes | 9 | 9 | 68.3 | 7 | 2 | 0 | 0 | 9 | 1.000 | | | | | |
| | | Total | 175 | 162 | 1466.3 | 278 | 13 | 9 | 1 | 300 | .970 | | | | | |
| | | | | | | | | | | | | | | | | |
| | | Total | 162 | 162 | 1466.3 | 4399 | 1573 | 94 | 141 | 6066 | .985 | 18 | | | | |