Mary E. Olsen, 95, of Abbeville, died Thursday, December 03, 2015 at the Abbeville Nursing Home. She was born in Johnson, VT to the late Edwin and Cleo Emery Derby. Mrs. Olsen retired from the restaurant business as owner and operator. She was a member of Sharon United Methodist Church. In addition to her parents she was preceded in death by two brothers, John and Edwin Derby. Mrs. Olsen is survived by her son Christopher Baier of Vermont; a daughter, Mary Elizabeth Baier of New York; two brothers, George Derby of Florida and Thomas Derby of Vermont; two sisters, Grace Billings of Vermont and Margaret 'Peggy' Ticehurst of Abbeville. All services will be private.