Merkitch, Diana of West Islip on September 21, 2018. Beloved wife of Arnold. Devoted mother of Dawn Coughlin and Glen Merkitch (Sandra). Cherished grandmother of six. Friends may visit at the Claude R. Boyd-Spencer Funeral Home, 255 Higbie Lane, West Islip, NY on Monday 7-9:30pm and Tuesday 2-4:30 & 7-9:30pm. Funeral Wednesday 10am. Interment at Calverton National Cemetery to follow.