Teams / Seattle Mariners
MLB · American League · AL West
Team information
- Abbr
- SEA
- Sport
- Baseball
- League
- MLB
- Conference
- American League
- Division
- AL West
- Founded
- 1977
- Mascot
- Mariner Moose
- Fan nickname
- Mariners Fans / The Trident
- City nickname
- Seattle
- Home market
- Seattle, WA, USA
- Championships
- 0
- Followers
- 0
Seattle’s MLB franchise known for its Pacific Northwest identity, loyal fanbase, and legendary stars like Ken Griffey Jr. and Ichiro.
Official website · X / Twitter
Home venue
T-Mobile Park · Seattle, USA
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Spring training: Peoria Sports Complex
Open the stadium page for features, traditions, history, map, and ratings.
Franchise stats
- All-time record
- 3725 W · 4054 L · 0 T
- Winning %
- 0.479
- Playoff appearances
- 22
- 2026 season
- 56 W · 63 L · 0 T (0.471)
Rivals
Athletics
Texas Rangers
Houston Astros
Name history
-
Seattle Mariners
1977–Present
Venue timeline
-
-
T-Mobile Park / Safeco Field
1999–Present
Logo history
-
Seattle Mariners
1977 – 1980
-
Seattle Mariners
1981 – 1986
-
Seattle Mariners
1987 – 1992
-
Seattle Mariners
1993 – Present
Retired numbers
11
Edgar Martínez
Retired 2017
24
Ken Griffey Jr.
Retired 2016
42
Jackie Robinson
Retired 1997
51
Randy Johnson
Retired 2026
51
Ichiro Suzuki
Retired 2025
Signature songs
“Louie Louie”
(Stadium sing-along)
Louie Louie, oh baby
Me gotta go
Louie Louie, oh baby
Me gotta go
“Enter Sandman”
(Classic Mariners closer walkout)
Exit light
Enter night
Take my hand
We're off to never-never land
Signature chants
“Sea! Us! Rise!”
(Call and response)
Sea!
Us!
Rise!
Sea! Us! Rise!
Sea! Us! Rise!
“Let's Go Mariners!”
Lets Go Mariners!
Lets Go Mariners!
Lets Go Mariners!
Lets Go Mariners!
Lets Go Mariners!
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