When Laurence Franklin Amann was born on 24 July 1910, in Revere, Suffolk, Massachusetts, United States, his father, Lawrence R. Amann, was 21 and his mother, Florence Welsh, was 19. He married Mary Hazel King on 24 July 1940, in Portsmouth, Rockingham, New Hampshire, United States. In 1936, at the age of 26, his occupation is listed as radio operator. He died on 11 April 2000, in Colorado, United States, at the age of 89, and was buried in Denver, Colorado, United States.