Spouse: Helene Stadtländer (Married)
Children: Edwin Reimann, Herbert Johan Georg Reimann, Walter Arnold Reimann, Richard Edward Arnold Niels Reimann, Alfred Valdemar Oscar Reimann
Arnold Edward Niels's Heritage
Parents: Arnold Eugen Reimann, Christiane Jacobsen
Siblings: Carl Christian Frederik Reimann, Euphrosyne Christiane Eugenie Reimann, Alfred Eugen Reimann, Ingeborg Mathilde Reimann, Oscar Valdemar Reimann, Thyra Reimann