Mary Janet Sinclair, 84, of Endicott, WA passed away November 21, 2019 at Holy Family Medical Center in Spokane, WA.  Mary was born February 22, 1935 in Yacolt, WA to Ralph & Dorothy (Amoruso) Harris.  She grew up in Yacolt and attended school in Battle Ground, WA.  Mary married Glenn Sinclair on Sept. 28, 1952 in Battle Ground and through the years the family moved to various parts of the country while Glenn worked for Morrison Knudsen Co., on many dams.  From the west coast to the east coast and back west they made their homes in New York, Idaho, Oregon and Washington settling in Brewster, Washington for several years. Following Glenn's retirement, they located to Endicott, WA in 1993 to be near family.  Mary was a wonderful homemaker, loving and caring wife and mother.  She took great pride in raising the family whom she loved dearly and spending time together was very important. There was always a pot of coffee to share while visiting.  She enjoyed life and her hobbies included quilting, sewing and cooking.  She loved tending a vegetable garden and always had many, many flowers.  This attracted many birds, deer and rabbits to the yard, which thrilled her. She is survived by her husband of 67 years Glenn at the family home in Endicott; her six children Michael Sinclair of Vancouver; Daniel Sinclair of Endicott; Janette Sinclair of Endicott; Timothy Sinclair at the family home; Christopher Sinclair (Rhonda) of Tupelo, MS; Roseann (Erik) Sohner of Spokane; three sisters Evelyn Dobbins, Joanie Fulleton & Kate (Larry) Schooler; 13 grandchildren; Amie, Kyle, Gini, Holly, Erin, Jared, Justin, Victor, Ashley, Meggan, Nicholas, Erik & Abbi and five great grandchildren. In addition to her parents Mary was preceded in death by a sister Barbara Lefebre and a granddaughter Angela Sinclair.  A private family celebration of Mary's life will be held at the family home.