Christenakis of Billerica, November 5, 2017, John M. Christenakis, age 19. Beloved son of George and Rita (Amara) Christenakis. Loving brother of Adriana (Christenakis) Kenyon and her husband, Christopher, of Billerica and Daniela Christenakis of Billerica. Loving uncle of Seamus and Luisa. Also survived by many aunts, uncles, cousins and friends. Funeral from the Burns Funeral Home, 354 Boston Rd., (Rt. 3A), Billerica, Saturday, November 11, at 9:00 AM followed by a funeral mass in St. Theresa’s Church, Billerica at 10:00 AM. Relatives and friends invited. Visiting hours, Friday, 4-8 PM. In lieu of flowers memorial contributions may be made in John’s name to NAMI National Alliance on Mental illness, ifundraise.nami.org. John was an avid sports fan throughout his life and especially loved baseball. He volunteered at Winchester Hospital for several years and aspired to a career helping others in either the field of medicine or law. Interment, Fox Hill Cemetery, Billerica. www.burnsfuneralhomes.com