Nicholas J. Mandonas, of Sudbury, MA, formerly of Medford, MA, passed away on December 27, 2018. Beloved husband of the late Maria (Kanes) Mandonas. Devoted father of Marianne Gigliotti and her husband Robert, and the late James Mandonas. Loving grandfather of Nick Mandonas and his wife Melanie, Chris Mandonas and his wife Kristina, Adam, Aaron, and Andrew Gigliotti, Olivia and Cassandra Cicalis. Great-grandfather of Marianna and Charlotte Mandonas. Father-in-law of Myra Cicalis. Brother of Angie Andricopoulos. Also survived by many nieces, nephews, relatives and friends. Funeral Service on Monday, Dec. 31, 2018 at 10AM at St. Demetrios Greek Orthodox Church, 57 Brown St., Weston, MA. Please go directly to church. Visiting hours on Sunday, Dec. 30, 2018 at the Faggas Funeral Home, 551 Mt. Auburn St., Watertown, MA. from 3PM to 6PM. Relatives and friends kindly invited to attend. In lieu of flowers, donations in his memory may be made to the above named church or to the Wounded Warriors Project or the charity of one's choice. Late Veteran US Navy. Burial in Mt. Auburn Cemetery.