When Herbert Allen Youmans was born on 5 August 1915, in Newport, Vermillion, Indiana, United States, his father, Herbert Raymond Youmans, was 26 and his mother, Clara Dell Allen, was 23. He married Esther Aileen Hare on 2 November 1940, in Marion, Indiana, United States. He lived in Vermillion MM, Vermillion, Indiana, United States in 1920. He died on 26 January 1971, in Indianapolis, Marion, Indiana, United States, at the age of 55, and was buried in Memory Garden Cemetery, Rockville, Parke, Indiana, United States.