Coach Grimes is starting his twentieth year at DeSoto where he is the Defensive Coordinator and coached the defensive ends. . He was head freshman coach for three years and varsity assistant for six years. He graduated from Paul H. Pewitt High School, lettering in football, baseball and track.

He attended Stephen F. Austin University. After graduation he coached at Cedar Hill junior high school for two years.

Coach Grimes teaches I.P.C. He and his wife, Angie, have two sons, Brady and Jake and one daughter, Riley Morgan.