HULL—Betty Joanne Tiedemann, 90, Hull, died Friday, March 17, 2023, at Hegg Health Center in Rock Valley. Service will be 1 p.m. Saturday, March 25, at St. Paul Lutheran Church near Hull. Burial will be at the church cemetery. Visitation with family present will be 11:30 a.m.-12:30 p.m. Saturday at the church. Arrangements are under the direction of Oolman Funeral Home in Hull.