Donald C. Rex, 76, of Slatington, died Aug. 5, 2019, in his home.

He and his wife Barbara A. (Benner) Rex were married 57 years last Sept. 23.

Born Dec. 18, 1942, in Schnecksville, he was the son of the late Raymond A. and Stella B. (Muth) Rex.

A mechanic at Mack Trucks Inc., Allentown, for 43 years, he retired in 2007.

While at Mack Trucks, he served as fire chief of the fire brigade.

He was past president of the Slatington Jaycees and a member of Union United Church of Christ, Neffs.

In addition to his wife, he is survived by children Dianne L. Smelas and her husband, Thomas, of Schnecksville, Brenda S. Kates, Randy A. Rex and his wife, Sheryl, Brian D. Rex and his wife, Maria, all of Slatington; sister Jeanne O’Neill and her husband, David, of Whitehall; nine grandchildren and two great-grandchildren.

His memorial service will be 2 p.m. Aug. 8 in Heintzelman Funeral Home Inc., 4906 Route 309, Schnecksville, with the Rev. Dr. Patience D. Stevenson officiating.

Family and friends may pay their respects 1-2 p.m. Thursday in the funeral home.

Expressions of sympathy may be recorded at heintzelmancares.com.

In lieu of flowers, memorial contributions may be made to Miller-Keystone Blood Center c/o the funeral home, P.O. Box 196, Schnecksville, PA 18078-0196.