He was preceded in death by his father John V. Sinnett and his nephew John Taylor Sinnett. He is survived by his mother Pauline C. Sinnett; his older brothers John Keith (and wife Dorri) of Woodruff, SC; Stephen Christopher of Annandale, VA; and his younger half-sister Mary Katherine (Katie) and her mother Carla Carlson both of Minneapolis; his nephew Christopher and his nieces Lauren and Rachel as well as several cousins.
He graduated from Annandale High School and was a skilled carpenter. He enjoyed the outdoors, particularly fishing in the Potomac River.
A visitation will be held on Friday, December 9 from 6 - 8 p.m. at the Demaine Funeral Home, 5308 Backlick Rd., Springfield, VA. The family will receive visitors at home on Saturday afternoon.
In lieu of flowers a donation may be made to The Nature Conservancy at 4245 N. Fairfax Dr., Suite 100, Arlington, VA 22203.