Seattle Mariners have appointed Jason Kanzler as the 22nd manager in franchise history, the club announced on November 3, 2026. Kanzler joins Seattle after serving as a coach with the Houston Astros, where he was photographed during spring training photo day at The Ballpark of the Palm Beaches in West Palm Beach, Florida on March 16, 2022.
The hiring marks a new chapter for the Mariners organization as they look to build on recent seasons. Kanzler's experience with the Astros, a consistent playoff contender, brings valuable perspective to the Seattle dugout.
