The 1988 roster for the Mariners included Mark Langston at pitcher, Scott Bradley at catcher, Alvin Davis at first baseman, Harold Reynolds at second baseman and Jim Presley at third baseman.
| NO. | NAME | POS | HEIGHT | WEIGHT | DOB | AGE | BIRTHPLACE | ||
|---|---|---|---|---|---|---|---|---|---|
| 1 |  | S. Balboni | DH | 6'3" | 225 | 1/16/1957 | 31 | Brockton, MA | |
| 2 | | S. Bankhead | P | 5'10" | 185 | 7/31/1963 | 24 | Raleigh, NC | |
| 3 | | S. Bradley | C | 5'11" | 185 | 3/22/1960 | 28 | Glen Ridge, NJ | |
| 4 | | M. Brantley | OF | 5'10" | 180 | 6/17/1961 | 27 | Catskill, NY | |
| 5 | | G. Briley | OF | 5'8" | 165 | 5/24/1965 | 23 | Greenville, NC | |
| 6 | | J. Buhner | OF | 6'3" | 220 | 8/13/1964 | 23 | Louisville, KY | |
| 7 | | M. Campbell | P | 6'3" | 210 | 2/17/1964 | 24 | Seattle, WA | |
| 8 | | D. Coles | OF | 6'1" | 185 | 6/2/1962 | 26 | San Bernardino, CA | |
| 9 | | H. Cotto | OF | 6'2" | 178 | 1/5/1961 | 27 | New York, NY | |
| 10 | | A. Davis | 1B | 6'1" | 195 | 9/9/1960 | 27 | Riverside, CA | |
| 11 | | M. Diaz | SS | 5'10" | 160 | 1/10/1962 | 26 | Humacao, Puerto Rico | |
| 12 | | B. Fields | OF | 6'0" | 185 | 10/6/1960 | 27 | Cleveland, OH | |
| 13 | | E. Hanson | P | 6'6" | 210 | 5/18/1965 | 23 | Kinnelon, NJ | |
| 14 | | D. Hengel | DH | 6'0" | 185 | 12/18/1961 | 26 | Oakland, CA | |
| 15 | | M. Jackson | P | 6'0" | 220 | 12/22/1964 | 23 | Houston, TX | |
| 16 | | M. Kingery | OF | 6'0" | 180 | 3/29/1961 | 27 | St. James, MN | |
| 17 | | M. Langston | P | 6'2" | 190 | 8/20/1960 | 27 | San Diego, CA | |
| 18 | | E. Martinez | 3B | 5'11" | 205 | 1/2/1963 | 25 | New York, NY | |
| 19 | | B. McGuire | C | 6'3" | 205 | 2/14/1964 | 24 | Omaha, NE | |
| 20 | | M. Moore | P | 6'4" | 205 | 11/26/1959 | 28 | Carnegie, OK | |
| 21 | | E. Nunez | P | 6'5" | 235 | 5/27/1963 | 25 | Humacao, Puerto Rico | |
| 22 | | K. Phelps | DH | 6'1" | 209 | 8/6/1954 | 33 | Seattle, WA | |
| 23 | | D. Powell | P | 6'3" | 200 | 8/13/1963 | 24 | Moultrie, GA | |
| 24 | | J. Presley | 3B | 6'1" | 200 | 10/23/1961 | 26 | Pensacola, FL | |
| 25 | | R. Quinones | SS | 5'11" | 160 | 11/11/1963 | 24 | Rio Piedras, Puerto Rico | |
More Mariners Stats
Team Batting Leaders 
HR
60
Raleigh
RBI
125
Raleigh
AVG
.300
Canzone
Team Pitching Leaders 
W
15
Woo
K
198
Woo
ERA
2.94
Woo
Team Rankings
HR
238
3rd
R
766
9th
SO
1,426
7th
ERA
3.87
13th
Astros
Rangers
Athletics
Angels
MLB 2025 Batting Leaders
MLB 2025 Pitching Leaders
MLB Fantasy 2025
MLB 2025 Betting
MLB 2025 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
 Phillies - y | 96 | 66 | .593 | |
83 | 79 | .512 | 13.0 | |
79 | 83 | .488 | 17.0 | |
76 | 86 | .469 | 20.0 | |
66 | 96 | .407 | 30.0 | |
| NL Central | W | L | PCT | GB |
 Brewers - y | 97 | 65 | .599 | |
 Cubs - w | 92 | 70 | .568 | 5.0 |
 Reds - w | 83 | 79 | .512 | 14.0 |
78 | 84 | .481 | 19.0 | |
71 | 91 | .438 | 26.0 | |
| NL West | W | L | PCT | GB |
 Dodgers - y | 93 | 69 | .574 | |
 Padres - w | 90 | 72 | .556 | 3.0 |
81 | 81 | .500 | 12.0 | |
80 | 82 | .494 | 13.0 | |
43 | 119 | .265 | 50.0 |
Mets
Marlins
Braves
Nationals
Cardinals
Pirates
Giants
Diamondbacks
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
 Blue Jays - y | 94 | 68 | .580 | |
 Yankees - w | 94 | 68 | .580 | |
 Red Sox - w | 89 | 73 | .549 | 5.0 |
77 | 85 | .475 | 17.0 | |
75 | 87 | .463 | 19.0 | |
| AL Central | W | L | PCT | GB |
 Guardians - y | 88 | 74 | .543 | |
 Tigers - w | 87 | 75 | .537 | 1.0 |
82 | 80 | .506 | 6.0 | |
70 | 92 | .432 | 18.0 | |
60 | 102 | .370 | 28.0 | |
| AL West | W | L | PCT | GB |
 Mariners - y | 90 | 72 | .556 | |
87 | 75 | .537 | 3.0 | |
81 | 81 | .500 | 9.0 | |
76 | 86 | .469 | 14.0 | |
72 | 90 | .444 | 18.0 |
Rays
Orioles
Royals
Twins
White Sox
