Don went to be with our Lord and Savior on Sunday May 10, 2020 at the age of 87. He was born in Minco, OK to his parents, Lee and Lucy Hacker. Don graduated from Minco High School in 1952. Don honorably served his country for the US Army in the Korean War. On May 22, 1954 he married the love of his life, Norma Jean (Baker), and together they began a journey that lasted nearly 66 years. Don worked at OG&E for 32 years until his retirement in 1987. Don enjoyed traveling, fishing, watching OU football, and spending time at the family lake house. He will be remembered as a loving husband, father & grandfather. Don was preceded in death by his parents; brother Bob, half-brother Bill brother-in-law Hershel Baker; son-in-law, Mark Jackson; and nephews, Jody Hacker and Scott Cosby. He is survived by his wife Norma daughters, Paula Koelsch & Donna Jackson son, Curtis Hacker and wife Traci; sisters, Florence Rogers and Jo Collins; 7 grandchildren; 5 great grandchildren; along with numerous family and friends.