Mark Hennessy (born 1879)Hennessy family✓Confirmed how we know thisVitalsBorn1879✓Confirmed how we know thisOccupationCarpenter✓Confirmed Recorded in the 1940 censusFamilySpouseMary E. Hennessy (born 1882)ChildrenJames D. Hennessy (born 1917), John H. Hennessy (born 1919), Katherine V. Hennessy (born 1923), Richard H. Hennessy (born 1925), Charles L. Hennessy (born 1927)Sources1940, ED 68-5, p.41, line 71View Mark Hennessy's family tree · See this person in the family network · Find how you are related