Studious! Alvin Theobald Thorup was born on January 8, 1888, in Salt Lake City, Utah, his father, Johannes, was 31 and his mother, Hansine, was 19. He married Mary Leona Smith on April 15, 1914, in his hometown. They had three children in 11 years. He died on July 16, 1956, in Salt Lake City, Utah, at the age of 68.