Lyle K. Trexler, 78, Greensburg passed away September 22, 2020 at Excela Health Westmoreland Hospital. Born September 7, 1942 in New Florence the son of late Lyle V. and Ida H. (Skiles) Trexler. Also preceded in death by sister Sally Luther and her husband James. Survived by children Lyle Eric Trexler and wife Tracey, Fallston, MD; and Keri Fels and husband Evan, Pittsburgh; grandchildren Kaitlyn and Alex Trexler, and Kasey Fels. Lyle was a graduate of Laurel Valley H.S. and Slippery Rock State College where he helped found Phi Sigma Pi Fraternity. He was a teacher for 32 plus years mostly at Hempfield Senior H.S., Greensburg, Pa., where he taught Health and Physical Education, coached the swim team and taught Driver's Education. Family and friend will gather to celebrate Lyle's life Saturday October 24, 2020 at Kenneth A. Stuart Funeral Home, 139 Ligonier Street, New Florence from 1 pm to time of sharing and reflection at 3 pm Private Interment Fairfield Cemetery.