Robert B. Hefferon (born 1942)Hefferon family✓Confirmed how we know thisVitalsBorn1942✓Confirmed how we know thisFamilyFatherFrances Hefferon (born 1904)MotherAnn B. Heffron (born Smith) (1904 to 1983)Sources1950, ED 68-4, p.69, line 15View Robert B. Hefferon's family tree · See this person in the family network · Find how you are related