Ken Griffey Jr. playing for the Mariners in June 2009. Griffey Jr. holds five single-season batting records and an individual career record for the Mariners franchise.
The Seattle Mariners are a Major League Baseball (MLB) team who have participated in 49 seasons since their inception in 1977. Through the end of the 2025 season, they have won 3,689 games, lost 4,022, and tied two, for a winning percentage of .478.[ 1] This list documents the superlative records and accomplishments of team members during their tenures as Mariners in MLB's American League (AL) West .
Ichiro Suzuki holds the most franchise records as of the end of the 2012 season, with ten, including best single-season batting average , most career hits , and most career triples . He is followed by Edgar Martínez , who holds nine records, including best career on-base percentage and the single-season walk record.[ 2]
Two Seattle players currently hold MLB records. Suzuki holds the record for most single-season hits and singles , obtaining both in 2004.[ 3] [ 4] Mike Cameron is tied with 20 others for the most home runs in a game, with four.[ 5] Additionally, Gene Walter is tied for the AL lead in balks for a single game, which he achieved on July 18, 1988.[ 6]
Table key
Table key
RBI
Run(s) batted in
ERA
Earned run average
OPS
On-base percentage plus slugging percentage
*
Tie between two or more players/teams
†
American League record
§
Major League record
Individual career records
Batting statistics; [ 2] pitching statistics[ 7]
Career batting records
Statistic
Player
Record
Mariners career
Ref
Batting average
Ichiro Suzuki
.321
2001 –2012 , 2018 –2019
[ 8]
On-base percentage
Edgar Martínez
.418
1987 –2004
[ 9]
Slugging percentage
Alex Rodriguez
.561
1994 –2000
[ 10]
OPS
Alex Rodriguez
.934
1994 –2000
[ 10]
Hits
Ichiro Suzuki
2,542
2001 –2012 , 2018 –2019
[ 8]
Total bases
Edgar Martínez
3,718
1987 –2004
[ 9]
Singles
Ichiro Suzuki
2,069
2001 –2012 , 2018 –2019
[ 8]
Doubles
Edgar Martínez
514
1987 –2004
[ 9]
Triples
Ichiro Suzuki
79
2001 –2012 , 2018 –2019
[ 8]
Home runs
Ken Griffey Jr.
417
1989 –1999 2009 –2010
[ 11]
RBI
Edgar Martínez
1,261
1987 –2004
[ 9]
Walks
Edgar Martínez
1,283
1987 –2004
[ 9]
Strikeouts
Jay Buhner
1,375
1988 –2001
[ 12]
Stolen bases
Ichiro Suzuki
438
2001 –2012 , 2018 –2019
[ 8]
Randy Johnson (middle), holds two career pitching records for the Mariners.
Individual single-season records
Batting statistics; [ 2] pitching statistics;[ 7]
Ichiro Suzuki, the holder of five single-season batting records for the Mariners
Individual single-game records
Source: [ 27]
Raúl Ibañez, the Mariners' record holder for most hits in a game
Single-game batting records
Statistic
Player
Record
Date
Hits
Raúl Ibañez
6
September 22, 2004
At bats
Joey Cora
7
June 11, 1996
RBI
Alvin Davis
8*
May 9, 1986
RBI
Mike Blowers
8*
May 24, 1995
RBI
Mike Cameron
8*
August 19, 2001
Home runs
Mike Cameron
4§ [a]
May 2, 2002
Runs
Ken Griffey Jr.
5*
May 24, 1996
Runs
Edgar Martínez
5*
May 17, 1999
Runs
Alex Rodriguez
5*
April 16, 2000
Strikeouts
Miguel Olivo
5
July 29, 2004
Jamie Moyer, the Mariners record holder for runs and home runs allowed in a single game
Single-game pitching records
Statistic
Player
Record
Date
Hits allowed
Greg Hibbard
15
May 24, 1994
Runs allowed
Jamie Moyer
12
August 9, 2000
Runs allowed (team)
Félix Hernández , bullpen
22
August 15, 2015
Walks allowed
Rick Jones
11
June 18, 1977
Home runs allowed
Mark Langston
5*
April 18, 1988
Home runs allowed
Jamie Moyer
5*
July 21, 2006
Balks
Gene Walter
4† [b]
July 18, 1988
Innings pitched
Mike Moore
11
August 14, 1985
Strikeouts
Randy Johnson
19*
June 24, 1997
Strikeouts
Randy Johnson
19*
August 8, 1997
Team season records
Source: [ 28]
Team all-time records
Source: Baseball-Reference.com [ 1]
Statistics current through 5/5/23.
See also
Notes
References
^ a b "MLB Teams and Baseball Encyclopedia" . baseball-reference.com . Retrieved July 16, 2022 .
^ a b c "Seattle Mariners Top 10 Batting Leaders" . Baseball Reference . Retrieved April 10, 2011 .
^ a b Andriesen, David (October 1, 2004). "Ichiro breaks 84-year-old record for hits in a season" . Seattle Post-Intelligencer . Retrieved April 15, 2011 .
^ a b "Single-Season Leaders & Records for Singles" . Baseball Reference . Retrieved April 15, 2011 .
^ a b "4 Home Runs in 1 Game" . Baseball Almanac . Retrieved April 16, 2011 .
^ a b "Balk Records as Researched by Baseball Almanac" . Baseball Almanac . Retrieved April 16, 2011 .
^ a b "Seattle Mariners Top 10 Pitching Leaders" . Baseball Reference . Retrieved April 10, 2011 .
^ a b c d e f g h i j "Ichiro Suzuki Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ a b c d e f g h "Edgar Martínez Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ a b c d "Alex Rodriguez Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ a b c d e "Ken Griffey Jr. Statistics and History" . Baseball Reference . Retrieved September 22, 2025 .
^ "Jay Buhner Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ a b c d e f g h i j k "Felix Hernandez Statistics and History" . Baseball Reference . Retrieved August 6, 2018 .
^ "Paul Abbott Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ "Kazuhiro Sasaki Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ a b c d "Randy Johnson Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ "Jeff Nelson Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ a b c d e "Mike Moore Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ "Cal Raleigh Statistics and History" . Baseball Reference . Retrieved September 22, 2025 .
^ "Harold Reynolds Statistics and History" . Baseball Reference . Retrieved April 15, 2011 .
^ "Eugenio Suárez Stats, Height, Weight, Position, Rookie Status & More" . Baseball Reference . Retrieved May 5, 2023 .
^ "Jamie Moyer Statistics and History" . Baseball Reference . Retrieved April 10, 2011 .
^ "Matt Young Statistics and History" . Baseball Reference . Retrieved April 15, 2011 .
^ a b c "Mark Langston Statistics and History" . Baseball Reference . Retrieved April 15, 2011 .
^ "Edwin Díaz Statistics and History" . Baseball Reference . Retrieved December 18, 2018 .
^ "Ed Vande Berg Statistics and History" . Baseball Reference . Retrieved April 15, 2011 .
^ "Mariners Single Game Records" . MLB.com . Archived from the original on March 9, 2007. Retrieved December 30, 2025 .
^ "Mariners Season Records" . MLB.com . Retrieved December 30, 2025 .
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