German submarine U-734

German submarine U-734 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 20 October 1941 by F Schichau GmbH, Danzig as yard number 1525, launched on 19 September 1942 and commissioned on 5 December 1942 under Oblt Hans-Jörg Blauert.

Service History
The boat's career began with training at 8th U-boat Flotilla on 5 December 1942, followed by active service on 1 August 1943 as part of the 3rd Flotilla for the remainder of her service.

In 2 patrols she sank no ships.

Wolfpacks
U-734 took part in three wolfpacks, namely
 * Coronel (4–8 December 1943)
 * Coronel 2 (8–14 December 1943)
 * Igel 2 (9 February 1944)

Fate
U-734 was sunk on 9 February 1944 in the North Atlantic, SW of Ireland, in position 49.71667°N, -16.38333°W, by depth charges from Royal Navy sloops HMS Wild Goose (U45) & HMS Starling (U66). All hands were lost.