Seattle Mariners Player Pages

Every Seattle Mariners player page, grouped by position.

Every Seattle Mariners player with a Baseball Things page, 265 in all, including Mariners prospects. Each page has the player’s stats, Statcast data, a written summary of his 2026 season and historical comps. The Mariners play in the American League West.

This list has 40 starting pitchers, 108 relievers, 22 catchers, 54 infielders and 36 outfielders. For every team at once, see all player pages A–Z.