Mary L. Slattery (born 1938)Slattery family✓Confirmed how we know thisVitalsBorn1938✓Confirmed how we know thisFamilyFatherLeo Thomas Flattery (1901 to 1981)MotherMarie Grace Flattery (born Coady) (1900 to 1989)Sources1950, ED 68-4, p.73, line 28View Mary L. Slattery's family tree · See this person in the family network · Find how you are related