Oscar was born February 21, 1962, in Clinton to Porfirio Dean and Clarabelle Bullbear (Silverhorn) Washa and passed away Friday, May 20, 2022, in Clinton having reached the age of 60 years, 2 months and 29 days.

Oscar was raised north of Weatherford, in the Deer Creek community. Oscar was a proud member of the Cheyenne and Arapaho tribes, Native American Church, Weatherford Indian Baptist Church and an accomplished painter and artist.  He loved painting, carving staffs, and spending time outdoors walking and fishing. He also worked in construction as a roofer. Oscar also loved spending time with his family and grandchildren.

Oscar is survived by his daughter, Kelly Kissee and husband, James Hutson of Woodward; one brother, Tallsun Washa Jr of Weatherford; two sisters, Rose Clayborn and husband, Mark of Apache and Judy Sheridan and husband, Christian of Weatherford; and three grandchildren, Jakobe Brown, Jadyn Brown and Jozlynn Kissee.  He was preceded in death by parents and grandson, Andrew Brown.