Don was born in Sturgis, South Dakota, to Hubert and Elnora Grimsbo.
Being born into a ranch family, he learned to love animals and to work hard. He attended several one-room schools in Meade County, and later attended Sturgis High School.
In his teenage years, he became interested in rodeo and went on to participate in bull riding, bareback riding, and saddle bronc. Don won a S.D. State Championship with his rodeo abilities, and won a trip to The National Finals High School Rodeo in Texas.
After high school, Don worked on a ranch raising buffalo. From there he joined the U.S. Marine Corps and served during the Korean War. Returning home after serving in the Marines, he returned to The Black Hills and was hired on at a large cattle ranch where they raised cattle and horses. He was the Bronco Buster who trained all of the horses used on the ranch.
In his early 20s, he worked at The Homestake Gold Mine in Lead, South Dakota, where they mined Black Hills Gold.
It was in this time that the married his wife of 64 years, Flora Edwards Grimsbo.
They later moved to Oregon and lived for 56 years at their current home in Rickreall. And retirement came after working 34 years out of the Com-Center at the Oregon State Hospital.
Don, uncle Don, Dad, Grandpa was known as the “John Wayne” to many, always ready to help anyone anytime day or night. He loved children and was happiest when they visited.
Don and Flora raised three children — Teresa Hyde, of Aumsville, Carla (Lance) Heide, of Monmouth, and Steve (Kristine) Grimsbo, of Rickreall. He is survived by his two sisters Betty Young and Patricia Oliver, both of Salem, as well as nine grandchildren and eight great-grandchildren. Don was preceded in death by a granddaughter, Misty, and great-granddaughter, Alexis.
Don had suffered for sometime with chronic fibrosis lung, stenosis of the aorta, and dementia.
There will be a potluck for Don’s celebration of life on Sept. 16 at 12:30 p.m. at the Oak Grove Grange in Rickreall. Arrangements made by Restlawn Funeral Home. www.restlawnfh.com.