Martin W. Mack Sr., 82, of Ambridge, died Wednesday December 29, 2022, Heritage Valley Sewickley. Born February 15, 1939, Rochester, he was the son of the late Walter and Jean McKinley Mack. He worked at J&L Steel and retired from Robert Morris College. He was a member of the former Christ the King Catholic Church, member of the Baden American Legion and was a US Army Veteran. In addition to his parents, he was preceded in death by his wife, Rosalie A. Mack. Surviving are one son, Martin W. Mack Jr., Ambridge and one brother, Dennis Mack, San Antonio, Texas, and many nieces and nephews. A private family viewing and service were held Sunday January 2, 2022 at BOHN-MATICH FUNERAL & CREMATION SERVICES, INC., 1099 Maplewood Ave., Ambridge. Interment will take place at The National Cemetery of the Alleghenies.