Elizabeth Costello (born 1868)Costello family✓Confirmed how we know thisVitalsBorn1868✓Confirmed how we know thisFamilyFatherJames Costello (1825 to 1916)MotherMary Ann Costello (born Cavanaugh) (1834 to 1910)SpouseJohn Joseph O'Connor (1859 to 1938), William Francis Costello (1858 to 1917), Elizabeth Wilson (born 1835)ChildrenEdward Costello (born 1890), Frances Costello (born 1893), Bessie Costello (born 1895), Kathryn Costello (born 1899), Henry Costello (born 1888), Morris Costello (born 1897), John Costello (born 1899), Mary O'Connor (born 1890)Sources1900, ED 85, p.85, line 03View Elizabeth Costello's family tree · See this person in the family network · Find how you are related