29 Ships transferred from the United States Navy to the Argentine Navy

ARA Alférez Sobral (A-9) is an 800-ton ocean-going tug that was in service with the Argentine Navy from 1972 until 2019, where she was classified as an aviso. She had previously served in the US Navy as the fleet tug USS Salish (ATA-187). In Argentine service an aviso is a small naval vessel used for a number of auxiliary tasks, including tugging, laying buoys, and replenishing other ships, lighthouses and naval bases.

USS Heermann (DD-532) was a World War II-era Fletcher-class destroyer in the service of the United States Navy. The ship entered service in 1943 and took part in several battles during World War II in the Pacific theatre of operations, including the Philippines campaign, Battle off Samar and the Battle of Iwo Jima among others. Heermann gained fame during the "last stand of the Tin Can Sailors" in which she and several other destroyers of Task Unit 77.4.3 engaged a far superior Japanese task force during the Battle off Samar in October 1944. Heermann was the only American destroyer of "Taffy 3" to survive the engagement. Following the end of the war in 1945, the ship was placed in reserve from 1946 to 1951, when the destroyer was reactivated. Heermann remained in active service until 1957, when the ship was returned to the reserve. In 1961, Heerman was loaned to Argentina and was renamed ARA Almirante Brown (D-20) while in service with the Argentinian Navy. Almirante Brown remained in Argentinian service until 1982, when the ship was decommissioned.

USS Braine (DD-630), a Fletcher-class destroyer, was a ship of the United States Navy named for Rear Admiral Daniel L. Braine (1829–1898), who served in the Civil War.

USS Cowell (DD-547), a Fletcher-class destroyer, was the second ship of the United States Navy to be named for John G. Cowell (1785–1814).

USS Asheville (PF-1) was an Asheville-class patrol frigate of the United States Navy that served during World War II. She was laid down on 10 March 1942 by Canadian Vickers Ltd. in Montreal, Quebec, Canada as the River-class frigate HMS Adur (K296) to serve in the British Royal Navy. She was launched on 22 August 1942 but due to a lack of American vessels for convoy protection she was transferred to the United States Navy prior to completion. On 1 December 1942, she was commissioned in Montreal as USS Asheville (PG-101), a patrol gunboat. She was reclassified PF-1 on 15 April 1943.

HMS Caicos was a Colony-class frigate of the United Kingdom that served during World War II. She was originally ordered by the United States Navy as the Tacoma-class patrol frigate USS Hannam and was transferred to the Royal Navy prior to completion.

USS Borie (DD-704), an Allen M. Sumner-class destroyer, was the second ship of the United States Navy to be named for Adolph E. Borie, Secretary of the Navy under President Ulysses S. Grant.

USS Cahuilla (ATF-152) was an Abnaki class fleet tug in the service of the United States Navy during World War II. In 1961 she was sold to the Argentine Navy as ARA Irigoyen (A-1) where she served until 2009 when she became a Museum ship.

HMS Caicos was a Colony-class frigate of the United Kingdom that served during World War II. She was originally ordered by the United States Navy as the Tacoma-class patrol frigate USS Hannam and was transferred to the Royal Navy prior to completion.

USS Gunston Hall (LSD-5) was an Ashland-class dock landing ship in the United States Navy, named in honor of Gunston Hall, the estate of George Mason (1725–1792), one of the Founding Fathers of the United States. Originally designated APM-5, Gunston Hall was launched 1 May 1943 by the Moore Dry Dock Company, Oakland, California, sponsored by Mrs. Harvey S. Haislip; and commissioned 10 November 1943, Comdr. D. E. Collins in command.

USS Chivo (SS-341), a Balao-class submarine, was a ship of the United States Navy named for the "chivo"" or big-scaled goatfish Pseudopenaeus grandisquamis, a fish inhabiting the Pacific Ocean between Panama and Mexico.

USS Perkins (DD/DDR-877) was a Gearing-class destroyer in the United States Navy. She was the third Navy ship named for Commodore George H. Perkins USN (1835–1899).

USNS Eltanin (T-AK-270/T-AGOR-8) was an Eltanin-class cargo ship with an ice-breaking hull acquired by the U.S. Navy in 1957 and then operated by the Navy in a non-commissioned status, named after Eltanin, a star in the constellation Draco. Her designation was changed to that of an oceanographic research ship in 1962 when she operated in Antarctic waters.

USS Dortch (DD-670) was a Fletcher-class destroyer of the United States Navy.

USS Asheville (PF-1) was an Asheville-class patrol frigate of the United States Navy that served during World War II. She was laid down on 10 March 1942 by Canadian Vickers Ltd. in Montreal, Quebec, Canada as the River-class frigate HMS Adur (K296) to serve in the British Royal Navy. She was launched on 22 August 1942 but due to a lack of American vessels for convoy protection she was transferred to the United States Navy prior to completion. On 1 December 1942, she was commissioned in Montreal as USS Asheville (PG-101), a patrol gunboat. She was reclassified PF-1 on 15 April 1943.

USNS Eltanin (T-AK-270/T-AGOR-8) was an Eltanin-class cargo ship with an ice-breaking hull acquired by the U.S. Navy in 1957 and then operated by the Navy in a non-commissioned status, named after Eltanin, a star in the constellation Draco. Her designation was changed to that of an oceanographic research ship in 1962 when she operated in Antarctic waters.

USS Asheville (PF-1) was an Asheville-class patrol frigate of the United States Navy that served during World War II. She was laid down on 10 March 1942 by Canadian Vickers Ltd. in Montreal, Quebec, Canada as the River-class frigate HMS Adur (K296) to serve in the British Royal Navy. She was launched on 22 August 1942 but due to a lack of American vessels for convoy protection she was transferred to the United States Navy prior to completion. On 1 December 1942, she was commissioned in Montreal as USS Asheville (PG-101), a patrol gunboat. She was reclassified PF-1 on 15 April 1943.

USS Klickitat (AOG-64), was the lead ship of the type T1 Klickitat-class gasoline tanker built for the US Navy during World War II. She was named after the Klickitat River, in Washington.

USS Lamprey (SS-372), a Balao-class submarine, was a ship of the United States Navy named for the lamprey, any of certain eel-like aquatic vertebrates.

USS LST-919 was an LST-542-class tank landing ship in the United States Navy. Like many of her class, she was not named and is properly referred to by her hull designation.

USS Luiseno (ATF-156) was an Abnaki-class fleet ocean tug built for the United States Navy during World War II. Named after the Luiseño peoples, she was the only U.S. Naval vessel to bear the name.

USS Macabi (SS-375) was a Balao-class submarine of the United States Navy, named for the macabi, a bonefish living in tropical seas and off the American coasts as far north as San Diego and Long Island and reaching a length of 3 feet (1 m).

USS Collett (DD-730) was a World War II-era Allen M. Sumner-class destroyer in the service of the United States Navy.

USS Stembel (DD-644) was a Fletcher-class destroyer in service with the United States Navy from 1942 to 1947 and from 1951 to 1958. In 1961, she was transferred to Argentina where she served as ARA Rosales (D-22). She was scrapped in 1982.

USS Salish (ATA-187) was a Sotoyomo-class rescue tug US Navy ship, her hull was laid down on 29 August 1944. She left US service on 10 February 1972 and was recommissioned in the Argentine Navy on the same day as the ARA Alferez Sobral (A-9)

ARA Santa Fe was an Argentine Balao-class submarine that was lost during the Falklands War. Built by the US during the Second World War, the ship operated in the United States Navy as USS Catfish (SS-339) until 1971 when she was transferred to the Argentine Navy. She served until 1982 when she was captured by the British at South Georgia after being seriously damaged and subsequently sank along a pier, with just her sail visible above the waterline. The submarine was raised, towed out of the bay and scuttled in deep waters in 1985.

USS Hank (DD-702), an Allen M. Sumner-class destroyer, was named for Lieutenant Commander William Hank.

ARA Suboficial Castillo (A-6) is an Abnaki-class tug/patrol boat of the Argentine Navy. She previously served in the US Navy as USS Takelma (ATF-113) from 1944 to 1992.