Bob Foster
Bob Foster may refer to:
- Bob Foster (American football, born 1886) (1886–1947), American football player
 - Bob Foster (horticulturist) (1938-2002), American horticulturist and businessman
 - Bob Foster (American football, born 1941), American football coach
 - Bob Foster (boxer) (1942–2015), American boxer
 - Bob Foster (footballer) (1911-?), English football goalkeeper
 - Bob Foster (motorcyclist) (1911–1982), British motorcycle racer
 - Bob Foster (politician) (born 1947), former mayor of Long Beach, California