DONALD FRANK HAYS, age 89, of Waterford, former longtime resident of Rochester, died January 7, 2019 at his residence. Donald was born on March 29, 1929 in Portland Oregon, son of the late Hans and Grace (Waddle) Hays. He earned a Master’s Degree in Mechanical Engineering from Oregon State University in 1952. In 1983 Donald was bestowed the Mayo D. Hersey award from the American Society of Mechanical Engineers in recognition of his long term contributions in science and engineering. He retired from General Motors in 1989 as the department head of Research Engineering. Donald was inducted into the Hall of Fame at Oregon State University College of Engineering in 1999. He also served in the U.S. Army during the Korean War. Donald, along with his wife Alice, were charter members of the University Presbyterian Church. Donald is survived by his wife Alice; children Audrey (Steve) Moshluk, Kenneth (Sally) Hays and Linda (Timothy) Woolard; grandchildren Pamela (Eric) Dilno, Mike Chiaravalli, Nicole Chiaravalli, Andrew Woolard and Tom Hays; great grandchildren Sophia and Landon Dilno. Funeral services will be held 11 a.m. Monday, January 14, 2019, at University Presbyterian Church, 1385 S. Adams Road, Rochester Hills. Rev. Bob Sheldon officiating. The family will receive friends Monday from 10 to 11 a.m. at the church and Sunday, January 13, from 2 to 5 pm at the Pixley Funeral Home, 322 W. University Drive, Rochester. Interment at Van Hoosen Jones-Stoney Creek Cemetery. Memorials may be made to the University Presbyterian Church Organ Fund.