Russell J. Sullivan

Russell James Sullivan passed away on Friday, February 6, 2026 at Froedtert Memorial Hospital Menomonee Falls, with his sister by his side. He was born in Oconomowoc, WI on July 31, 1965, the son of Thomas and Carole A. (nee Jacobson) Sullivan. He attended Kettle Moraine High School. Russell loved his sports, especially the Minnesota Vikings. He also loved fishing and going for walks.

Russell will be deeply missed by his sister Colleen (Patrick) Fleischman; nieces Shawna (Jayson), Samantha (Kenny) and Victoria; 16 great nieces and nephews, Godmother aunt Kathy, aunt Judy and 15 cousins. He is further survived by his very dear friends Beth, Jim, Dan, Lisa, Paul, Kurt, Lucy and Shelby. He was preceded in death by his parents, brother Sean, niece Amanda, an unborn great niece, 3 aunts, an uncle and his best friend Dave Weber.

We would like to thank the hospital staff and Dr. Shelby Sullivan for all their wonderful care of Russell.

A Celebration of Life will be held on Friday, February 13, 2026 from 2:30 p.m. until 6:00 p.m. at the Eagle’s Club, 709 N. Grandview Blvd, Waukesha, WI 53188. Everyone is welcome to attend and share memories of Russell.