Lisa Lorraine Peltier , 60, of Grand Forks, ND, passed away Wednesday, February 11, 2026 in Altru Hospital in Grand Forks.

Lisa was born April 18, 1965, in Grand Forks to Leonard Peltier and Sandra (Mueller) Martinez.

She is survived by her children, Alexandra (David) Heinle, Cyrus (Nicole) Mueller, and Zachary Curtis, all of Grand Forks; her Grandchildren, Alysia, Sheldon, Christian, Esmeralda, Diego, Kaleb, Dallas, Mason, Laryssa, Terra; and her great-grandchild, Matteo. She is also survived by her parents, Leonard Peltier and Sandra (Bruce) Mueller; sisters Tracy (Gary) Foy, Leah Laux, Marquetta Shields, and Kathy Peltier; and brothers Derek Foy and Chauncey Peltier; and many nieces and nephews.

She is preceded in death by her brother, Waha (Paul) Peltier.

A Celebration of Life will be held at a later date.