Mengersen, Doris May (nee: Rockwell), of O’Fallon, MO, died on Friday, October 21, 2016, at the age of 85. Loving wife of the late Robert Lee Mengersen; beloved daughter of the late Ross and Florence Rockwell; devoted mother of Gayle (James) Beocker and Caryl (John) Ernest; cherished grandmother of Kurt Beocker, Katherine (Eric) Farmer, and Jessica Ernest; treasured great-grandmother of Titus Farmer and Eden Farmer; and also a loving cousin and friend to many.
Memorials may be made to Alzheimer's Association.