Patricia Ann “Patti” (Doerr) Rottler, 63, of Waterloo, passed away surrounded by her family on Sept. 8, 2022 in Waterloo, after a courageous and inspirational six year battle with ovarian cancer. The visitation is from 4-8 p.m. on Monday, Sept. 12 and from 8-9:30 a.m. on Tuesday, Sept. 13 at Quernheim Funeral Home in Waterloo. The funeral Mass will be held at 10 a.m. on Tuesday, Sept. 13 at SS Peter & Paul Church in Waterloo with Father Carl Scherrer officiating. Burial will be at the church cemetery at a later date.