Ruth “Dolly” F. Lambert, 76, of Culbertson died Friday, July 25, 2025, at Trinity Regional Hospital in Minot, N.D. She was born Oct. 23, 1948, in Poplar to Clarence and Emma (Moran) Lambert. Though baptized as Ruth, she was affectionately called Dolly by friends and family. She attended school in Culbertson and graduated from high school in 1967. After high school, she went on to study education at Montana State University Northern in Havre. Once she earned her degree, she returned to Culbertson where she worked at Poplar Daycare, Montana Bar and Culbertson School. In 1973, she welcomed her only son, David. While living in Culbertson, she enjoyed spending time with her sisters, quilting, canning, gardening and participating in a bowling league. In 1987, she and her son moved to Trenton, N.D. There, she began working for the Trenton Indian Service Area. She enrolled in Williston College where she obtained bachelor’s degree. Over the years, she held various roles, including CHR, housing clerk and eventually director of Trenton Housing. Dolly retired from her position at Trenton Housing in 2015. During her time in Trenton, she continued to enjoy quilting, doing puzzles, reading and, above all, spending time with her grandchildren. She especially cherished playing board games, watching movies and celebrating holidays with them. She is survived by son, David Lambert of Williston, N.D.; two grandsons; and brothers, Verle “Bee” Lambert of Trenton, N.D., Larry Lambert of Williston, N.D., Richard Lambert of Fairview. She was preceded in death by her brothers, Joseph Lambert, Andy Lambert, Allen Lambert and Dennis Lambert; and sisters, Phoebe Larsen, Carol Ann Schroeder and Bernie Raaum. Funeral Mass was held Friday, Aug. 1, at the St. Joseph’s Catholic Church in Williston, N.D. Father Paul Eberle officiated. Cremation followed the mass and inurnment was on Sunday, Aug. 3, at Hillside Cemetery in Culbertson.