When Curtis John Butts was born on 30 May 1899, in Chicago, Cook, Illinois, United States, his father, John Charles Butts, was 30 and his mother, Helena Theresia Bear, was 24. He married Olive Power Vincent on 7 April 1920, in Salt Lake City, Salt Lake, Utah, United States. They were the parents of at least 2 sons. He lived in Salt Lake City Ward 1, Salt Lake City, Salt Lake, Utah, United States in 1920 and Salt Lake, Utah, United States in 1930. He died on 23 November 1940, in Rawlins, Carbon, Wyoming, United States, at the age of 41, and was buried in Salt Lake City Cemetery, Salt Lake City, Salt Lake, Utah, United States.