Tivoli was married to Darrel Illum in June of 1995 and sealed in the Salt Lake Temple June of 1996. They raised 4 wonderful children together. She was employed by the IRS for the last 15 years.

Tiv enjoyed puzzles, coloring, flowers, true crime documentaries, spending time with her family, friends and above all her children were her deepest interest.

Tiv is survived by her 4 children: Hayden, Megan, Brandon, and Erin; her parents Karen and Joseph Mueller, Stan and Terry Robins; and siblings, BobiJo Hatch, Brady Mueller, Alex Mueller, Brooklyn Robins, Jake Robins and Morgan Christensen.

A Celebration of Life will be held Saturday September 12th, 2026 between 2-4 p.m. at Riverdale Park, 4300 Parker Drive. All services entrusted to Myers Ogden Mortuary.