 "Ottensen" remained in lower tier ball in the interwar period and through World War II.During the conflict, the team was briefly united with neighbouring association "Sportverein Ottensen 07" to play as a combined wartime side known as a Kriegspielgemeinschaft.Disbanded and then later reorganized after the war, the team won promotion to the Verbandsliga Hamburg, Elbestaffel (II) in 1947.