Atlanta Hawks All-Stars
18 players
18 players were All-Stars in a season with the Atlanta Hawks. Bob Pettit did it the most, 11 times (1955–1965). On a roster now: Trae Young, Al Horford, and Jalen Johnson.
Selections from Wikipedia's list of NBA All-Stars; a player counts for each club he played for that season. Seasons are on file in full from 1993-94; before that only some of the stars are, so an older name can be missing.