Mark Douglas Heins Services are pending at this time for Mark Douglas Heins, age 56 of Oklahoma City, OK. Mark was born on December 29, 1968 in Downey, California to Harley Wickersham Heins II and Donna Nadine (Roberts) Heins. Mark passed away on May 30, 2025. Services are under the direction of Hayes Funeral Home. Friends and family may sign the online guestbook at hayesfh.com.