In his 17 major league seasons, the St. Louis Cardinals‘ Bob Gibson hit a total of 102 batters. His single-season high was 13, achieved in 1963. In 1968, when Gibson had one of the greatest pitching seasons of all time by going 22-9 with a 1.12 ERA, he hit seven batters.
In case you were wondering about the other Bob Gibson, the righty only hit two batters in his five years with the Milwaukee Brewers and New York Yankees. In 1985, Gibson’s best year, he went 6-7 with a 3.90 ERA, hitting only one batter.