Jack Egan

• Jack Egan (boxer), American boxer
• Johnny Egan (Australian footballer), Australian footballer
• Jack Egan (Cork hurler), Irish hurler
• Jack Egan (Kilkenny hurler), Irish hurler
• Jack Egan (footballer), English footballer
• John Egan (basketball), American basketball guard
• Jack Egan (discus thrower), American discus thrower, 1958 All-American for the USC Trojans track and field team