Tina M. Gilligan, 52, of Ames, passed away Saturday, July 7, 2018, at Mary Greeley Medical Center in Ames, following a courageous six-year battle with ovarian cancer and leukemia. A Celebration of Life service will be held in Ames at a later date, with burial in St. Marcus Cemetery in St. Louis, Mo. Condolences may be expressed online at www.ryanfunerals.com. Ryan Funeral Home of Nevada has been entrusted with the care of Tina and her family.