41 players appeared on the 2003 Oakland A's roster. It is one of 57 seasons the franchise played in Oakland (1968-2024).
Every player is listed below by position. Tap a name for that player's bio, height and weight, and career stats, or browse every roster since 1901.
Roster data via the MLB Stats API. LV Athletics is an independent fan site and is not affiliated with the Athletics or Major League Baseball.