Hans Jenisch (19 October 1913 – 29 April 1982) was a Kapitänleutnant in Nazi Germany's Kriegsmarine during World War II and a Kapitän zur See in West Germany's Bundesmarine.
He commanded the Type VIIA U-boat U-32, sinking seventeen ships on seven patrols, for a total of 110,139 gross register tons (GRT) of Allied shipping, to become the 26th highest scoring U-boat ace of World War II.