Dennis was born in Ponca City, Oklahoma on October 28, 1954, the son of the late Glen Ray Riley & Loretta Jeanette (Wyatt) Riley. Dennis was raised & educated in Ponca City & was a 1972 graduate of Ponca City High School. He earned a master’s degree in economics & was employed by Ameron International. He married Jalene Hussey on February 28, 1997 & they made their home in the Olive / Drumright community. Dennis enjoyed fishing, hunting, reading, horseracing, antiquing, & collecting coins. He was preceded in death by his father: Glen Riley; & his mother: Loretta Goodman.
His remaining family includes his wife: Jalene Riley of the home; 3 children: Ashley & Trey Jeffers of Bixby – Kyle & Hayden Marshall of Cushing – Tyler & Stevi Marshall of Jenks; 14 grandchildren; 2 brothers: Dan Riley of Houston – Robin & Cindy Riley of Ponca City; 1 niece – 1 nephew – 2 great nieces & 2 great nephews.