Mary E. O'Hara (born 1855)O'Hara family✓Confirmed how we know thisVitalsBorn1855✓Confirmed how we know thisFamilySpouseWilliam O'Hare (born 1845)ChildrenFrank E. O'Hara (born 1873)Sources1900, ED 83, p.22, line 23View Mary E. O'Hara's family tree · See this person in the family network · Find how you are related