She was born on September 2, 1936 to Frank and Lucille Eastmark in Anacanda, Montana. she graduated from Anaconda High School in 1954 Shirley married Paul Wilton in 1955 and had a son Doug Wilton.
She got a divorce and moved to Olympia Washington, where she worked for Olympia Brewery, and was the first computer programmer, for Nally Foods and eventually, Warehouser as a systems manager. She married the love of her life in 1979 when she met Bob Knittle.
She loved boating, riding motorcycles, sailing and gardening. She earned a Master Gardners Certificate and was the president of Columbia Gardner Club for two terms.
Shirley is survived by her husband Bob Knittle, son Doug (Pam) in Oxnard, California two grandsons, one granddaughter, a brother Jerry Eastmark, Great Falls Montana and three nieces.
Grave side service at Odd Fellowes Cemetery will be held at 12:00PM on September 22, then return to Mills and Mills in Olympia, Washington.
Memorial contributions to Columbia Garden Club in Corbett, Oregon