German submarine U-608 was a Type VIIC U-boat of Nazi Germany's Kriegsmarine during World War II. During the Battle of the Atlantic, she was commanded by Kapitänleutnant Rolf Struckmeier as a unit of Wolfpack Vorwärts.
She was scuttled in the Bay of Biscay on 10 August 1944 after being attacked by a RAF Liberator aircraft with depth charges.
German Type VIIC submarines were preceded by the shorter Type VIIB submarines. U-608 had a displacement of when at the surface and while submerged. She had a total length of , a pressure hull length of , a beam of , a height of , and a draught of . The submarine was powered by two Germaniawerft F46 four-stroke, six-cylinder supercharged diesel engines producing a total of for use while surfaced, two BBC GG UB 720/8 double-acting electric motors producing a total of for use while submerged. She had two shafts and two propellers. The boat was capable of operating at depths of up to .
The submarine had a maximum surface speed of and a maximum submerged speed of . When submerged, the boat could operate for at ; when surfaced, she could travel at . U-608 was fitted with five torpedo tubes (four fitted at the bow and one at the stern), fourteen torpedoes, one SK C/35 naval gun, 220 rounds, and a C/30 anti-aircraft gun. The boat had a complement of between forty-four and sixty.
She was scuttled in the Bay of Biscay on 10 August 1944 after being attacked by a RAF Liberator aircraft with depth charges. The damaged boat surfaced unnoticed and was scuttled by her crew, which was rescued by six hours later suffering no losses.
U-608 took part in 19 wolfpacks, namely: