Seewolf was the name of three separate wolfpacks of German U-boats that operated during the Battle of the Atlantic in World War II.

The first U-boat group code-named Seewolf operated in the North Atlantic, to intercept Allied convoys to and from Gibraltar, and to and from Sierra Leone in west Africa.

Convoys SC 123 and ONS 1 evaded both groups; several Seewolf boats found HX 230, but all attacks failed in foul weather.

[4] It comprised the following boats:- No ships were sunk or damaged Seewolf was formed in March 1945[5] in an effort to re-establish the U-boat offensive in American waters; it was the last wolfpack of the Atlantic campaign.

This led to a vigorous response by the United States Navy, code-named Operation Teardrop, to find and destroy the Seewolf boats.