When Leonard Neils Eskelsen was born on 30 December 1888, in Richmond, Cache, Utah, United States, his father, Niels Lilljenquist Eskelsen, was 23 and his mother, Pauline Josephine Christofersen, was 20. He married Favoretta Ransom on 7 February 1912, in Logan, Cache, Utah, United States. They were the parents of at least 1 son and 6 daughters. He lived in United States in 1966 and Port Orchard, Kitsap, Washington, United States in 1966. He died on 8 March 1966, in Seattle, King, Washington, United States, at the age of 77, and was buried in Evergreen Washelli Memorial Park, Seattle, King, Washington, United States.