Margaret Mary Simpson, 82, a 55 year resident of Las Vegas, Nevada, passed away Monday, May 26, 2014. She was born in St. Paul, Minnesota. Margaret was preceded in death by her sons, Lonnie Waltz and Melvin Waltz. She is survived by her children, Robin Irete-Daniels, Dawn (Robert) Irete-Mortvedt, Jessica Waltz and Gail Waltz; grandchildren, K.C. (Marcella “Mars”) Daniels and Jasmine Waltz; and great-grandson, Adrian Lopez. Visitation will be from 3-7 p.m. Friday, May 30, 2014. Service will be at 10 a.m. Saturday, May 31, 2014, both at Palm Eastern Mortuary at 7600 S. Eastern Ave., Las Vegas, NV 89123, with burial to follow at the Palm Valley View Cemetery.