Hauptsturmführer was a
Nazi Party paramilitary rank that was used in several Nazi organizations such as the
SS,
NSKK and the
NSFK. The rank of
Hauptsturmführer was a mid-grade company level officer and was the equivalent of a
captain (
Hauptmann) in the
German Army and also the equivalent of captain in foreign armies.
Hauptsturmführer was the most commonly held SS officer rank during the
Second World War.