| Seattle Mariners - 2019 | |||
Record: 68-94 Park: T-Mobile Park Attendance: 1,791,863 Park Factor: 93 | |||
| Batting | Pitching | Fielding | Lineups | Value | |||||||
| Player | G | BFP | OUTS | ER | ERA | ERpm | eWL |
| Marco Gonzales | 34 | 866 | 609 | 90 | 3.99 | 8.5 | 13-10 |
| Sam Tuivailala | 23 | 94 | 69 | 6 | 2.35 | 5.4 | 2-1 |
| Connor Sadzeck | 20 | 107 | 71 | 7 | 2.66 | 4.7 | 2-1 |
| Anthony Bass | 44 | 189 | 144 | 19 | 3.56 | 4.4 | 3-2 |
| Roenis Elias | 44 | 203 | 141 | 19 | 3.64 | 3.9 | 3-2 |
| Art Warren | 6 | 21 | 16 | 0 | 0.00 | 2.7 | 1-0 |
| Austin Adams | 29 | 124 | 93 | 13 | 3.77 | 2.1 | 2-1 |
| Cory Gearrin | 48 | 180 | 124 | 18 | 3.92 | 2.1 | 3-2 |
| Zac Rosscup | 19 | 69 | 42 | 5 | 3.21 | 1.9 | 1-1 |
| Matt Magill | 22 | 96 | 67 | 9 | 3.63 | 1.9 | 1-1 |
| Justin Dunn | 4 | 30 | 20 | 2 | 2.70 | 1.3 | 1-0 |
| Mike Leake | 22 | 576 | 411 | 65 | 4.27 | 1.2 | 8-7 |
| Taylor Guilbeau | 17 | 51 | 37 | 5 | 3.65 | 1.0 | 1-0 |
| Zac Grotz | 14 | 73 | 52 | 8 | 4.15 | 0.4 | 1-1 |
| Matt Carasiti | 11 | 43 | 29 | 5 | 4.66 | -0.4 | 0-1 |
| Tom Murphy | 3 | 11 | 9 | 2 | 6.00 | -0.6 | 0-0 |
| David McKay | 7 | 34 | 21 | 4 | 5.14 | -0.7 | 0-1 |
| Chase Bradford | 12 | 69 | 50 | 9 | 4.86 | -1.0 | 1-1 |
| Brandon Brennan | 44 | 196 | 142 | 24 | 4.56 | -1.2 | 2-3 |
| Hunter Strickland | 4 | 13 | 10 | 3 | 8.10 | -1.5 | 0-0 |
| Anthony Swarzak | 15 | 64 | 41 | 8 | 5.27 | -1.5 | 1-1 |
| Andrew Moore | 1 | 20 | 14 | 4 | 7.71 | -1.9 | 0-1 |
| Dan Altavilla | 17 | 64 | 44 | 9 | 5.52 | -2.0 | 1-1 |
| Ryan Garton | 2 | 14 | 9 | 4 | 12.00 | -2.7 | 0-0 |
| Matt Festa | 20 | 101 | 67 | 14 | 5.64 | -3.4 | 1-1 |
| Nick Rumbelow | 3 | 9 | 4 | 4 | 27.00 | -3.6 | 0-0 |
| Dylan Moore | 1 | 10 | 3 | 4 | 36.00 | -3.7 | 0-0 |
| Reggie McClain | 14 | 95 | 63 | 14 | 6.00 | -4.1 | 1-1 |
| Shawn Armstrong | 4 | 23 | 11 | 6 | 14.73 | -4.5 | 0-0 |
| Matt Wisler | 23 | 95 | 67 | 15 | 6.04 | -4.5 | 1-1 |
| Mike Wright | 9 | 81 | 48 | 12 | 6.75 | -4.6 | 1-1 |
| Tayler Scott | 5 | 41 | 23 | 8 | 9.39 | -4.6 | 0-1 |
| Justus Sheffield | 8 | 168 | 108 | 22 | 5.50 | -4.9 | 2-2 |
| Tommy Milone | 23 | 453 | 335 | 59 | 4.76 | -5.4 | 5-7 |
| Parker Markel | 5 | 28 | 14 | 8 | 15.43 | -6.1 | 0-1 |
| Jesse Biddle | 11 | 60 | 33 | 12 | 9.82 | -7.1 | 0-1 |
| Gerson Bautista | 8 | 49 | 27 | 11 | 11.00 | -7.1 | 0-1 |
| R. J. Alaniz | 4 | 25 | 12 | 9 | 20.25 | -7.5 | 0-0 |
| Erik Swanson | 27 | 245 | 174 | 37 | 5.74 | -9.6 | 2-4 |
| Felix Hernandez | 15 | 325 | 215 | 51 | 6.40 | -17.5 | 2-6 |
| Wade LeBlanc | 26 | 532 | 364 | 77 | 5.71 | -19.6 | 5-8 |
| Yusei Kikuchi | 32 | 721 | 485 | 98 | 5.46 | -21.3 | 7-11 |

