Hallie Jane (McCoy) Oleson, 75, of Sheridan, passed away Monday, December 31, 2018 at her home. A Celebration of Life will be held from 11:00 am to 1:00 pm Saturday, January 26, 2019 at the Newcastle Senior Citizens Center in Newcastle, WY. Online condolences may be written at www.championfh.com. Arrangements are under the direction of Champion Funeral Home in Sheridan, WY.