German submarine U-764

German submarine U-764 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 1 February 1941 by Kriegsmarinewerft Wilhelmshaven as yard number 147, launched on 13 March 1943 and commissioned on 6 May 1943 under Oberleutnant zur See Hanskurt von Bremen.

Service history
The boat's career began with training at 8th U-boat Flotilla on 6 May 1943, followed by active service on 1 November 1943 as part of the 9th Flotilla in Brest, France. On 1 October 1944, she transferred to 11th Flotilla in Bergen, Norway; as the situation worsened in France following the invasion. She remained with 11th Flotilla until her surrender at the end of the war.

In 8 patrols she sank 1 merchant ship, for a total of, and 2 warships sunk (1,696 tons).

Wolfpacks
U-764 took part in eight wolfpacks, namely
 * Eisenhart 3 (9–15 November 1943)
 * Schill 3 (18–22 November 1943)
 * Weddigen (22–29 November 1943)
 * Hinein (26 January – 3 February 1944)
 * Igel 1 (3–17 February 1944)
 * Hai 1 (17–22 February 1944)
 * Preussen (22 February – 13 March 1944)
 * Dragoner (21–28 May 1944)

Fate
U-764 surrendered on 14 May 1945 at Loch Eriboll, Scotland. She was sunk as a target in position 56.1°N, -9°W as part of Operation Deadlight on 2 February 1946.