Regan, Martin Michael – on Nov. 19, 2023, age 79, of Oyster Bay, NY, formerly of West Islip, NY. Loving father of Martin Peter Regan, PhD., and Rev. David M. Regan. Dear brother of Daniel Regan (Mary). Also survived by many loving relatives and friends. Visiting Mangano Funeral Home, Deer Park, NY Friday 2-4 & 7-9:30 p.m. Funeral Mass St. Cyril and Methodius Roman Catholic Church, Deer Park, NY Saturday 12:30 p.m. Interment is Private. In lieu of flowers donations can be made to the Holy Name of Mary School, 55 East Jamaica Ave., Valley Stream, NY 11580.