50
#50 Bryce Miller (2024), Bryan Woo (2025) and Félix Hernández (2014) are the only pitchers in team history with a sub-3.00 ERA and sub-1.00 WHIP season.
49
Cal Raleigh hit 49 of his 60 home runs in 2025 as a catcher, setting an MLB record for most home runs in a season while catching.
48
Randy Johnson recorded 12+ strikeouts in a game 48 times in a Mariners uniform, a franchise record. The Big Unit recorded 101 games with 12+ strikeouts, the most in MLB history.
47
Alvin Davis reached base safely in 47 consecutive games to begin his career, the longest on-base streak in Mariners history. The streak by "Mr. Mariner" is also the longest to begin a player's career in MLB history.
46
The Mariners will honor the legacy of the 1946 Seattle Steelheads by wearing replica uniforms for Sunday home games this season. The ‘46 Steelheads played in the West Coast Negro Baseball League.
45
Kazuhiro Sasaki tallied a career-high 45 saves in 2001, the single-season record for a Japanese-born pitcher. Sasaki was a 2-time All-Star and won 2000 AL Rookie of the Year.
44
#44 Julio Rodríguez became the 44th player in Major League history with a 30+ home run, 30+ stolen base season when he went 30/30 in 2023. Julio has compiled two 30/30 seasons in his first 4 seasons and is the only player in MLB history with 110+ homers and 110+ steals in a player's first 4 seasons.
43
Gaylord Perry was 43 years old when he recorded his 300th career win for the Mariners on May 6, 1982 against the Yankees at the Kingdome.
42
Ken Griffey Jr. helped pioneer "Jackie Robinson Day" when he wore #42 to honor Robinson on April 15, 1997. The number 42 was retired across MLB that year.
41
Voice of the Mariners and franchise icon Rick Rizzs enters his 41st and final season broadcasting Mariners games in 2026. Rick was originally hired to pair with Hall of Fame broadcaster Dave Niehaus in 1983.
40
Alex Rodriguez joined the 40/40 club for the Mariners in 1998. A-Rod is still the youngest in MLB history to record 40+ homers and 40+ stolen bases in a season.
39
Mitch Haniger hit a career-high 39 home runs for the Mariners in 2021. Only Willie Mays (41 HR) for the 1954 Giants hit more homers in a season after missing the previous year.
38
Andrés Muñoz recorded 38 saves last season. The 2-time All-Star has a 2.28 ERA in 241 appearances with the Mariners, lowest ERA in franchise history (min. 200 IP).
37
Kyle Seager compiled 37 wins above replacement (bWAR) during his career, the best third baseman in Mariners history. Seager tallied 242 homers and 807 RBI in 11 seasons with Seattle.
36
Raúl Ibañez was selected by the Mariners in the 36th round of the 1992 MLB Draft. Ibañez tallied 1,077 hits, 156 homers and 612 RBI across 11 seasons with Seattle.
35
Hall of Famer Rickey Henderson wore #35 during his lone season with the Mariners in 2000. He scored the winning run to send the Mariners to the 2000 ALCS.
34
Félix Hernández earned 46.1% of the vote in his second year on the National Baseball Hall of Fame ballot, up from 20.6% in 2025. His 25.5% rise is the largest by any returning candidate since 1967.
33
The Mariners won 33 one-run games in 2025 (including Postseason), most in MLB!
32
Lazaro Montes hit 32 home runs between High-A Everett and Double-A Arkansas last season, most among Mariners minor leaguers and tied for 3rd-most in all of the minor leagues.
31
31.0 innings marks the longest scoreless IP streak in Mariners history, recorded by Seattle from July 7-13, 1991.
---
Single-game tickets, including Opening Day, are available now at Mariners.com/Tickets.
Season ticket memberships are available at Mariners.com/SeasonTickets.