Kathryn Costello (born 1899)Costello family✓Confirmed how we know thisVitalsBorn1899✓Confirmed how we know thisFamilyFatherWm. Kearney (born 1873)MotherElizabeth Costello (born 1868)Sources1910, ED 109, p.83, line 76View Kathryn Costello's family tree · See this person in the family network · Find how you are related