Patricia "Pat" Rose Sebastion, age 87, passed away on Friday, January 29, 2021 in Richland, Washington surrounded by her loving family. Pat was born on December 14, 1933 in Vancouver, British Columbia to Marion and Joseph Wigman. In 1956 Pat married Leo Sebastion and they moved to Sedro Woolley, in 1963, where they raised their four daughters. Pat was a loving wife, mother, grandmother, great grandmother, homemaker, cook, and baker. The Sebastion home was a favorite neighborhood hangout where the cookie jar was full of delicious homemade treats. She was always ready to whip up her famous "Grammy grilled cheese". Pat enjoyed golfing, morning walks, knitting, working in the yard and spending time with her family. Pat will be loving remember by her daughters Debbie Wake (Darren), Teri Sylvester (Jim), Wendy Sebastion, Sandy Calvo (Dave); grandchildren, Jade Camis, Shawn Sylvester, Ashley Wake, Jillian Engel, Clayton Hunter, Rachel Hunter; great grandchildren Owen, Weston, Rylan and Trinity; her sister-in-law Leona Guest and numerous nieces and nephews. She was preceded in death by her husband Leo, her parents Marion and Joseph Wigman and her sister Shirley Newson.