09/26/2017 08:35:00 AMObituaryRalphIrwin'61Alumni'71 M.B.A.obituaryAlumniRalph ‘Dale’ Irwin (’61, ‘71 M.B.A.), Denton. He served in the U.S. Navy as a lieutenant commander before returning to Denton and founding Irwin Agency Inc., a life and property insurance business. He took an interest in real estate investment and acquired and developed many properties in Denton. He and his wife, Charlotte (’62), contributed to UNT athletics and the UNT Alumni Association.