Kathleen L. Achterberg, age 96, of Oshkosh, passed away early Thursday, May 25, 2023 at Aspire. She was born in Oshkosh on July 7, 1926, the same day as her father, the late Melvin and Leona (Ternes) Hagen. She married Elroy Achterberg on... View Obituary & Service Information