When Raymond John Mahowald was born on 10 October 1898, in Shakopee, Scott, Minnesota, United States, his father, Jacob Mahowald, was 31 and his mother, Clara I Sauber, was 27. He had at least 1 daughter with Anna Winnefred McGinley. He lived in Saint Paul, Ramsey, Minnesota, United States in 1930 and Lebanon Township, Dakota, Minnesota, United States in 1940. He died on 11 September 1970, in Ramsey, Minnesota, United States, at the age of 71, and was buried in Lakeville, Dakota, Minnesota, United States.