Leahy, Trevor Royce, of Lexington, October 7, 2015. Beloved son of Terence M. Leahy and Jayne (Gray) Leahy. Loving brother of Conor Leahy of Lexington. Trevor is also survived by his girlfriend, Brigit McDermott of Boston, and by many family and friends. Calling hours will be held Friday October 16 at Saint Brigid Church, 2001 Mass Ave. in Lexington from 4pm to 9pm and Memorial Mass will be celebrated Saturday October 17 at Saint Brigid Church at 10am. Relatives and friends are kindly invited. Donations in Trevor's memory may be made to the National Brain Tumor Society at www.braintumor.org. Private interment Calvary Cemetery, Philadelphia.