Timothy Edward Quinlan, 78, of North Huntingdon, died Wednesday, Jan. 31, 2024, at UPMC East, surrounded by his loving family. He was born Jan. 29, 1946, to the late Albert H. and Millicent M. (Sieburg) Quinlan, of Pine Township. He graduated from Richland High School, Class of 1963, and earned his bachelor's degree from Indiana University of Pennsylvania before completing graduate work through the U.S. Steel/Case Western Reserve University Business Program. An Army veteran, Captain Quinlan served with the 101st Airborne Division in Vietnam, earning the Bronze Star. Prior to retirement in 2004, he was employed as a production and continuous improvement supervisor, safety engineer, and accounting manager for U.S. Steel throughout the Mon Valley for more than 30 years, where he volunteered as a mentor with Junior Achievement. In addition to his parents, he was predeceased by his sister-in-law, Daria Riesberg. He is survived by his wife of 56 years, Dr. Audrey (Manzlak) Quinlan; a daughter, Tara (Bill) Willenbrock, of Virginia; a son, Daniel (Deanna) Quinlan, of Cranberry; three grandsons, Matthew and Ryan Quinlan and Owen Willenbrock; a brother, Michael (Lynn) Quinlan, of South Carolina; and two nephews, Nathan M. and Timothy R. Quinlan. An avid sports fan, he was a proud season ticket holder of the Steelers and was honored in 2021 to be invited to participate in the on-field pregame Terrible Towel activities. He also enjoyed surf fishing in Rodanthe and Nags Head on the Outer Banks of North Carolina. As requested, there will be no visitation. Interment with full military honors will be at the National Cemetery of the Alleghenies. JAMES W. SHIRLEY FUNERAL HOME, 176 Clay Pike is in charge of arrangements. Condolences and memories may be left at www.shirleyfuneralhome.com. In lieu of flowers, donations may be made to the Salvation Army, Wounded Warriors, or the charity of one's choice. To plant trees in memory, please visit the Sympathy Store.