When Robert LaRue was born on 31 December 1906, in Idaho Falls, Bonneville, Idaho, United States, his father, Franklin LaRue, was 52 and his mother, Edith Gertrude Chase, was 22. He married Ruby Ann McNeil on 4 May 1931, in Belen, Valencia, New Mexico, United States. They were the parents of at least 1 son. He lived in Maricopa, Arizona, United States for about 10 years. He died in November 1988, in Cave Creek, Maricopa, Arizona, United States, at the age of 81.