Los Angeles Angels Rookie of the Year winners
3 players
3 players won the Rookie of the Year in a season with the Los Angeles Angels. They are Shohei Ohtani (2018), Mike Trout (2012), and Tim Salmon (1993). On a roster now: Shohei Ohtani and Mike Trout.
A winner counts for a club when he played for it in the season he won, the Immaculate Grid's rule. Award lists from Wikipedia. Every season since 1876 is on file. A season split between two clubs is filed as one combined line and counts for neither.