John M. Hanrahan, of Yonkers, NY, passed away on January 5, 2021. Beloved husband of the late Helen Hanrahan. Loving father of Michael (Maryann) Hanrahan and Kathy (Peter) Mitchell. Devoted grandfather of Michael Caskey and Matthew Hanrahan, great grandfather of Michael and Allison. Born in Yonkers in 1931 to the late James and Mary Hanrahan. Dear brother of the late Jim Hanrahan. John had a long career with City of Yonkers Water Department as a draftsman. Calling hours at the Fred H. McGrath & Son, Funeral Home, Bronxville, between the hours of 2 to 6 pm Sunday. Mass of Christian Burial St. Bartholomew’s Church, Yonkers, on Monday January 11 at 10 am. In Lieu of flowers contributions may be made to St Judes Children’s Hospital at https://www.stjude.org in Johns Name.