Keith F. Brennan died on Monday, July 4, 2016 at Chandler Hall. He was 56.Born in Trenton, NJ, the son of the late Alice C. (Moley) and John E. Brennan, Keith was a lifelong resident of Levittown. He was a 1980 graduate of the former Woodrow Wilson High School.He was a welder and loved fishing.Keith is survived by his loving brothers, Jack (Carol) of Newtown; Phillip of Boston; James S. (late Kathy) of Fallsington; William (Kathy) of Wisconsin; Robert S. of Atlanta, GA; Timothy R. of Levittown; and Patrick (Kim) Brennan of Yardley. He will also be sadly missed by many nieces and nephews. Keith was predeceased by his sister Alice C. Brennan.Services and interment will be held at the convenience of the family.Memorial contributions in Keith's name may be made to Chandler Hall Health Services, 99 Barclay Street, Newtown, PA 18940.