Derderian, Arra of Belmont, May 2, 2015. Beloved husband of Alice (Mooseghian). Devoted father of Edward Derderian and his wife Carol and Carol Conley and her husband William. Loving grandfather of William, Arra, Kristen and Carly. Great grandfather of Haylee, Joseph and Lily. Brother of the late Rose Panzetta. Uncle of Dona Panzetta and the late Diane Panzetta. Brother-in-law of Mary Demurjian and Rose and Edward Canniff. A Memorial service will be held at the First Armenian Church, 380 Concord Avenue, Belmont on Saturday, May 9 at 11:00 a.m. Relatives and friends are kindly invited to attend. In lieu of flowers, memorial gifts may be made to the First Armenian Church, Belmont or the Alzheimer’s Association, 480 Pleasant Street, Watertown, MA 02472.Veteran WW II US Air Force. Arrangements by Aram Bedrosian Funeral Home, Watertown.