Rotterdam – Alan P. Witko, 70, passed away on Wednesday May 11, 2022. Born in Schenectady Alan was a lifelong Schenectady area resident. An avid Beatles fan, he loved listening to music, playing cards and fishing. He is survived by his daughter and son-in-law, his granddaughter, two stepsons and a brother & sister. Calling hours will be held Sunday from 2-4pm at DeMarco-Stone Funeral Home 1605 Helderberg Ave., Rotterdam.