MLB
Seattle Mariners
Pitchers
20| Player | Pos | # | Age | Ht | Wt | Exp | College |
|---|---|---|---|---|---|---|---|
 Kade AndersonDay-To-Day | SP | 13 | 22 | 6' 2" | 179 lbs | 1 | LSU |
 Eduard Bazardo | RP | 83 | 31 | 6' 0" | 190 lbs | 6 | – |
 Cooper Criswell | RP | 88 | 30 | 6' 6" | 200 lbs | 6 | North Carolina |
 Seranthony Dominguez | RP | 58 | 31 | 6' 1" | 225 lbs | 8 | – |
 Jose Ferrer | RP | 45 | 26 | 6' 1" | 233 lbs | 4 | – |
 Logan Gilbert | SP | 36 | 29 | 6' 6" | 215 lbs | 6 | Stetson |
 Emerson Hancock15-Day-IL | SP | 26 | 27 | 6' 4" | 213 lbs | 4 | Georgia |
 George Kirby | SP | 68 | 28 | 6' 4" | 215 lbs | 5 | – |
 Bryce Miller | SP | 50 | 28 | 6' 2" | 200 lbs | 4 | Texas A&M |
 Hoby Milner | RP | 41 | 35 | 6' 3" | 187 lbs | 10 | Texas |
 Andres Munoz15-Day-IL | RP | 75 | 27 | 6' 2" | 222 lbs | 7 | – |
 Robinson Ortiz | SP | 49 | 26 | 6' 0" | 180 lbs | R | – |
 Michael Rucker | RP | 38 | 32 | 6' 1" | 195 lbs | 4 | – |
 Josh Simpson | RP | 37 | 29 | 6' 2" | 190 lbs | 2 | Columbia |
 Gabe Speier | RP | 55 | 31 | 5' 11" | 200 lbs | 8 | – |
 Troy Taylor | RP | 59 | 25 | 6' 0" | 205 lbs | 3 | – |
 Carlos Vargas | RP | 54 | 26 | 6' 4" | 210 lbs | 3 | – |
 Troy Watson | SP | 78 | 29 | 6' 2" | 180 lbs | R | – |
 Cole Wilcox15-Day-IL | RP | 43 | 27 | 6' 5" | 232 lbs | 2 | Georgia |
 Bryan Woo | SP | 22 | 26 | 6' 2" | 205 lbs | 4 | Cal Poly |
Catchers
3| Player | Pos | # | Age | Ht | Wt | Exp | College |
|---|---|---|---|---|---|---|---|
 Willie MacIver | C | 47 | 29 | 6' 2" | 205 lbs | 1 | Washington |
 Jhonny Pereda | C | 5 | 30 | 6' 1" | 202 lbs | 3 | – |
 Cal RaleighOut | C | 29 | 29 | 6' 2" | 235 lbs | 6 | Florida St |
Infielders
11| Player | Pos | # | Age | Ht | Wt | Exp | College |
|---|---|---|---|---|---|---|---|
 Michael Arroyo | SS | 96 | 21 | 5' 10" | 160 lbs | 1 | – |
 Ryan Bliss | 2B | 1 | 26 | 5' 7" | 165 lbs | 3 | Auburn |
 J.P. Crawford | SS | 3 | 31 | 6' 0" | 202 lbs | 10 | – |
 Brendan Donovan7-Day IL | 3B | 33 | 29 | 5' 11" | 210 lbs | 5 | South Alabama |
 Josh NaylorOut | 1B | 12 | 29 | 5' 10" | 235 lbs | 8 | – |
 Leo Rivas | 3B | 76 | 28 | 5' 7" | 150 lbs | 3 | – |
 Brock Rodden10-Day-IL | SS | 90 | 26 | 5' 7" | 170 lbs | 1 | – |
 Michael TogliaOut | 1B | 48 | 28 | 6' 5" | 226 lbs | 5 | – |
 Weston Wilson | 3B | 31 | 32 | 6' 3" | 215 lbs | 4 | Clemson |
 Patrick Wisdom | 3B | 35 | 35 | 6' 2" | 220 lbs | 8 | Saint Mary's |
 Cole Young | 2B | 2 | 23 | 5' 10" | 180 lbs | 2 | – |
Outfielders
4| Player | Pos | # | Age | Ht | Wt | Exp | College |
|---|---|---|---|---|---|---|---|
 Randy Arozarena | LF | 56 | 31 | 5' 10" | 185 lbs | 8 | – |
 Lazaro Montes | RF | 99 | 21 | 6' 5" | 250 lbs | 1 | – |
 Victor Robles | RF | 10 | 29 | 6' 0" | 193 lbs | 10 | – |
 Julio Rodriguez | CF | 44 | 25 | 6' 4" | 228 lbs | 5 | – |
Designated Hitter
2| Player | Pos | # | Age | Ht | Wt | Exp | College |
|---|---|---|---|---|---|---|---|
 Dominic Canzone | DH | 8 | 29 | 6' 0" | 190 lbs | 4 | Ohio State |
 Taylor Ward | DH | 27 | 32 | 6' 0" | 205 lbs | 9 | Fresno St |