His parents were Albert David Hedison (Heditsian) Sr. and Rose Boghosian; they were Armenian. He and his wife Bridget were married in London on June 29, 1968. Bridget Hedison died of breast cancer on February 22, 2016. They had two daughters, actor/director/photographer Alexandra Hedison and editor/producer Serena Hedison. Alexandra Hedison has appeared in L.A. Firefighters and The L Word and is married to actress and director Jodie Foster.