David Peter Lydon, 82, of Millvale, passed away on December 15, 2018. Loving husband of the late Janet (Emerick) Lydon; beloved father of Beth Ann (Ronald) Puskas of Cheswick; Granddad of David John Puskas. He was the son of the late Peter and Evalyn Lydon. Prior to his retirement, he worked for Goss, Inc. Friends were received at Healy-Hahn Funeral Home, Inc. Condolences may be offered at www.healyhahnfuneralhomes.com.