Dennington Ritchie, Nora Louise Dennington, Harold Rex Smith and 4 other people are people possibly related to Dennington. In addition to Duncan, Dennington also lived in Oklahoma City, Norman and Moore. The current age of Dennington is 83. 1942 is the birth year of Dennington. Dennington owns the phone number (580) 475-0579. Dennington’s current address is 3301 Brookhaven Dr, Duncan, Ok 73533.