The USS Sea Owl (SS-405) was a Balao-class submarine of the United States Navy, launched on March 28, 1944. It was designed for anti-submarine warfare and reconnaissance missions during World War II. The submarine was commissioned on June 30, 1945, but did not see combat during the war. After the war, the USS Sea Owl served in various roles, including training and research. It was decommissioned on June 30, 1970, and later sold for scrap. The submarine is notable for its contributions to naval operations during the Cold War era and its role in advancing submarine technology.