David Gibson Mahan, formerly of Rosemont, PA., passed away on December 22, 2018 at The Bryn Mawr Hospital.  He was 89.

Son of the late Frank H. Mahan and Ella Armour Mahan, he was born in Philadelphia, PA on November 16, 1929.

David was the beloved husband of the late Agnes Mahan (nee Wheelan).  Loving father of Robin Mahan Conicella (Al), Dana Mahan Flexon and Kim Mahan Mirabelli (Jim).  He is also survived by 12 grandchildren and 9 great-grandchildren.

A Funeral Mass will be held on Wednesday January 2, 2019  10:30 AM at St. John Neumann Church, 380 Highland Lane, Bryn Mawr, PA.  Relatives and friends are invited to a Visitation at the Church from 9 to 10:30 AM.  Interment will follow in Calvary Cemetery, West Conshohocken, PA.