Ross is from Ennis, Texas where he practiced law for 32 years. Prior to attending law school, he was a banker and savings and loan examiner. He served on the City of Ennis Historic Landmark Commission for 10 years, most of which time, as chairman. For the past 10 years, Dennis has renovated several historical buildings in downtown Ennis with a business partner. Ross and his wife, have been married for 17 years and have two cats. Since retiring, he enjoys spending time with his wife and grandchildren who live in White Oak, Longview recreation trails, attempting to learn a foreign language.