The Mariners will play their 50th season in 2026, and they've got a seasons worth of festivities planned for the year.
The Seattle Mariners have announced a slew of fun plans and promotions as part of their 50th season celebration, which will take place in 2026.
For starters, the M's will wear a 50 seasons patch on their uniform, which will take the place of the traditional Mariners patch on the sleeve.
The following comes from a Mariners press release:
50 SEASONS CELEBRATION WEEKEND – AUGUST 7-9
The Mariners will hold a weekend full of events in celebration of their 50th season over a 3-game series against the Tampa Bay Rays from August 7-9. The weekend will culminate with 50 Seasons Celebration Night on August 8 where the Top 50 Greatest Mariners Players will be honored in a special pregame ceremony.
More Mariners 50 Seasons Celebration Weekend events will be announced at a later date.
50 SEASONS PROMOTION & GIVEAWAY DATES
- 4/17 - Kingdome Fanny Pack Hat Night presented by Global Credit Union, First 10,000 fans
- 4/18 - Cal Raleigh ’70s Jersey Night presented by Virginia Mason Franciscan Health, First 15,000 fans
- 4/19 - Mariners ’70s Pin Day presented by KeyBank, First 10,000 fans
- 5/1 - Randy Johnson ’80s Jersey Night presented by T-Mobile, First 20,000 fans
- 5/3 - Mariners ’80s Pin Day presented by KeyBank, First 10,000 fans
- 5/30 - Julio Rodríguez ’90s Jersey Night presented by KeyBank, First 15,000 fans
- 5/31 - Mariners ’90s Pin Day presented by KeyBank, First 10,000 fans
- 7/19 - Mariners ’00s Pin Day presented by KeyBank, First 10,000 fans
- 8/8 - Mariners 50 Seasons Celebration Night
- 8/9 - Mariners 50 Seasons Pin Day presented by KeyBank, First 10,000 fans
- 8/23 - Mariners ’10s Pin Day presented by KeyBank, First 10,000 fans
- 9/26 - Mariners ’20s Pin Night presented by KeyBank, First 10,000 fans
The Collectable Pin Program honoring each decade of Mariners baseball will also feature an additional collectable pin at KeyBank retail locations.
More details will be shared on additional promotions throughout the 2026 season.
The 50 greatest players
We had some fun with the 50 greatest players on my social media account (@RefuseToLosePod).
Let us know your thoughts:
Based on crowdsourcing and my own thoughts, here is where we stand on the #Mariners greatest 50 players.
C: RALEIGH, Wilson, Valle (3)
1B: Alvin Davis, Olerud, Tino (6)
2B: Cano, Boone, Cora, Harold Reynolds, (10)
SS: A-Rod, Guillen, JP CRAWFORD (13)
3B: Seager, Beltre, Suarez, Jim Pressly, Blowers (18)
DH: Cruz, Edgar (20)
OF: Junior, Buhner, Ichiro, JULIO, Phil Bradley, Ibanez, Haniger, Cameron (28)
UTL: Dylan Moore, Mark McLemore (30)
SP: Randy, Felix, Moyer, Garcia, Gilbert, Kirby, Castillo, Sele, Langston, Paxton, Iwakuma, Diego Segui (42)
RP: Sasaki, Putz, Diaz, Munoz, Guardado, Jeff Nelson, Arthur Rhodes, Norm Charlton
That's 50. Cliff Lee, Jose Lopez, Omar Vizquel, Gaylord Perry, Brendan Ryan have all received some level of support. Mike Zunino is in the running as well. Erik Hanson is in the running also.
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