SEATTLE — A big honor is coming for “The Big Unit.”

The Seattle Mariners are set to officially retire Randy Johnson’s number 51 during a pre-game ceremony at T-Mobile Park on May 2, 2026.

Johnson’s number 51 will be the fifth number retired in Mariners history, joining fellow Hall of Famers Ken Griffey Jr. (#24), Edgar Martinez (#11) and Ichiro Suzuki (#51). As with all MLB teams, the Mariners have also retired Hall of Famer Jackie Robinson’s #42.

In addition to Johnson’s number retirement ceremony on May 2, the Mariners will also host Randy Johnson ‘80s Jersey Night presented on May 1 with giveaways for the first 20,000 fans.

Johnson came to Seattle in 1989 in a trade with the Montreal Expos. The “Big Unit” had his breakout season in 1993 when he went 19-8 with 3.24 ERA and the first

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