Vaughn Jeannette Demster, 90, of McConnelsville, passed away on Tues, Oct. 6, 2026 at the Riverside Landing Nursing Home. She was born on Sept. 20, 1936 in McConnelsville, to the late Homer and Georgia Osborn Buchanan. She worked at the Ben Franklin Store, Eastern Telephone and then retired after 30 years from Central Market Grocery Store in McConnelsville. She attended the Grace United Methodist Church. She is survived by her husband of 73 years, Louis Demster of the home, 2 sons, Richard (Tammy) Demster of McConnelsville and Mark Demster of Gaysport, 5 grandchildren, 13 great grandchildren, 2 great great grandchildren and several nieces and nephews. She is preceded in death by her parents, 2 brothers, Herbert and Donald Buchanan and a sister Dorothy Spencer. Matheney Funeral Home is handling a caring cremation for the family.