
USS Adair (APA-91) was a Windsor-class attack transport that served with the US Navy during World War II.

USS Benton County (LST-263) was an LST-1-class tank landing ship built for the United States Navy during World War II. Named for nine counties of the United States, she was the only U.S. Naval vessel to bear the name.

USS Boone County (LST-389) was an LST-1-class tank landing ship built for the United States Navy during World War II. Named for counties in Arkansas, Illinois, Indiana, Iowa, Kentucky, Missouri, Nebraska, and West Virginia, she was the only U.S. Naval vessel to bear the name.

USS Bunch (DE-694) was a Buckley-class destroyer escort of the United States Navy, named after Kenneth Cecil Bunch, killed in action on 6 June 1942 while flying as radioman-gunner in an SBD Dauntless dive bomber during the Battle of Midway. Bunch was a native of Norman County, Minnesota.

USS Burlington (PF-51) was a Tacoma-class frigate in commission from 1944 to 1945 and from 1951 to 1952, the only United States Navy ship thus far to have been named for Burlington, Iowa. She also served in the Soviet Navy as EK-21 and in the Colombian National Armada as ARC Almirante Brión .

USS LST-519 was an LST-491-class tank landing ship built for the U.S. Navy in World War II. She was later renamed USS Calhoun County (LST-519 after counties in eleven states in the United States

USS Clarke County (LST-601), originally USS LST-601, was a United States Navy LST-542-class tank landing ship built during World War II and in commission from 1944 to 1955 and again in the late 1960s. Named after Clarke County, Alabama; Clarke County, Georgia; Clarke County, Iowa; Clarke County, Mississippi; and Clarke County, Virginia, she was the only U.S. Navy vessel to bear the name.

USS Curtis Wilbur (DDG-54) is the fourth Arleigh Burke-class guided missile destroyer. Curtis Wilbur was named for Curtis D. Wilbur, forty-third Secretary of the Navy, who served under President Calvin Coolidge. In 2016 she was based at Yokosuka, Japan, as part of Destroyer Squadron 15.

USS Davenport (PF-69), a Tacoma-class frigate, was the only ship of the United States Navy to be named for Davenport, Iowa.

USS Des Moines (CA-134) was the lead ship of the class of United States Navy heavy cruisers. She was the first ship in the United States Navy to feature the auto loading Mark 16 8-inch/55 caliber gun, the first of its type in the world, and the second ship of its name in the U.S. Navy.

USS Des Moines (C-15/PG-29/CL-17) was a protected cruiser of the Denver class in the United States Navy during World War I. She was the first Navy ship named for the city of Des Moines, Iowa.

USS Dubuque (LPD-8), an Austin-class amphibious transport dock, is the second ship of the United States Navy to be named for the city of Dubuque, Iowa.

The Dubuque class gunboats were a class of gunboats built by the United States prior to World War I. The class was designed in 1903. The United States Navy commissioned 2 Dubuque-class gunboats in 1903. Dubuques had a design speed of 12 knots, and a main armament of six 4" rapid-fire guns and four 6-pounder rapid-fire guns in single mounts.

USS Dubuque (PG-17) was a United States Navy patrol combatant ship that served in both World War I and World War II. She was named for Dubuque, Iowa.

USS Durant (DE-389/WDE-489/DER-389) was an Edsall-class destroyer escort in the United States Navy, which served briefly in the United States Coast Guard. She was named for Pharmacist's Mate Third Class Kenneth W. Durant.

USS Fletcher (DD/DDE-445), named for Admiral Frank Friday Fletcher, was the lead Fletcher-class destroyer, and served in the Pacific during World War II. She received fifteen battle stars for World War II service, and five for Korean War service.

USS Floyd County (LST-762) was an LST-542-class tank landing ship built for the United States Navy during World War II. Named after counties in Georgia, Indiana, Iowa, Kentucky, Texas, and Virginia, she was the only U.S. Naval vessel to bear the name.

USS Fremont (APA-44) was a Bayfield-class attack transport that served with the US Navy during World War II.

USS Griswold (DE-7) was an Evarts-class short-hull destroyer escort in the service of the United States Navy, named for Ensign Don T. Griswold, who perished during the battle of Midway 1942.

USS Hamilton County (LST-802) was an LST-542-class tank landing ship built for the United States Navy during World War II. Named after counties in Florida, Illinois, Indiana, Iowa, Kansas, Nebraska, New York, Ohio, Tennessee, and Texas, she was the only U.S. Naval vessel to bear the name.

USS Hampton (SSN-767), a Los Angeles-class submarine, is the fourth ship of the United States Navy to bear this name. The earlier Hamptons were given their names for varying reasons, but SSN-767 was specifically named for four cities: Hampton, Virginia; Hampton, Iowa; Hampton, South Carolina; and Hampton, New Hampshire. There are 14 more "Hampton" towns in the United States.

USS Henry County (LST-824) was an LST-542-class tank landing ship built for the United States Navy during World War II. Named for counties in Alabama, Georgia, Illinois, Indiana, Iowa, Kentucky, Ohio, Tennessee, and Virginia.

USS Howard (DDG-83) is an Arleigh Burke-class destroyer in the United States Navy. She is named for Medal of Honor recipient First Sergeant Jimmie E. Howard, USMC. This ship is the 33rd destroyer of her class. USS Howard was the 19th ship of this class to be built by Bath Iron Works at Bath, Maine, and construction began on 8 December 1998. She was launched and christened on 20 November 1999. She was commissioned into the Navy on 20 October 2001.

USS Iowa (BB-4) was a pre-dreadnought battleship built for the United States Navy in the mid-1890s. The ship was a marked improvement over the previous Indiana-class battleships, correcting many of the defects in the design of those vessels. Among the most important improvements were significantly better seaworthiness owing to her greater freeboard and a more efficient arrangement of the armament. Iowa was designed to operate on the high seas, which had been the impetus to increase the freeboard. She was armed with a battery of four 12-inch (300 mm) guns in two twin-gun turrets, supported by a secondary battery of eight 8-inch (200 mm) guns.

USS Iowa (BB-61) is a retired battleship, the lead ship of her class, and the fourth in the United States Navy to be named after the state of Iowa. Owing to the cancellation of the Montana-class battleships, Iowa is the last lead ship of any class of United States battleships and was the only ship of her class to have served in the Atlantic Ocean during World War II.

SS Iowan was a cargo ship built in 1914 for the American-Hawaiian Steamship Company. During World War I she was taken over by the United States Navy and commissioned as USS Iowan (ID-3002). During World War II, the ship was transferred to the Soviet Union and renamed SS Tashkent.

USS Jefferson County (LST-845) was an LST-542-class tank landing ship built for the United States Navy during World War II. Named after counties in 25 states, she was the only U.S. Naval vessel to bear the name.

USS Keokuk (AN-5/CM-8/CMc-6/AKN-4) was a mine and net laying ship of the United States Navy during World War II.

Keokuk (YTB-771) is a United States Navy Natick-class large harbor tug named for Keokuk, Iowa, and the third navy ship to carry the name.

The third USS Lamson (DD-367) was a Mahan-class destroyer of the United States Navy; named for Roswell Hawkes Lamson. She served in the Pacific during World War II. Lamson participated in the Battle of Tassafaronga, and remained undamaged until hit by a Japanese kamikaze during the recapture of the Philippines. Lamson was sunk during the Operation Crossroads atomic weapons tests at Bikini Atoll in 1946.

USS Benton County (LST-263) was an LST-1-class tank landing ship built for the United States Navy during World War II. Named for nine counties of the United States, she was the only U.S. Naval vessel to bear the name.

USS Boone County (LST-389) was an LST-1-class tank landing ship built for the United States Navy during World War II. Named for counties in Arkansas, Illinois, Indiana, Iowa, Kentucky, Missouri, Nebraska, and West Virginia, she was the only U.S. Naval vessel to bear the name.

USS LST-504 was an LST-491-class tank landing ship built for the United States Navy during World War II. Renamed USS Buchanan County (LST-504) for counties in Iowa, Missouri, and Virginia on 1 July 1955, she was the only U.S. Naval vessel to bear the name.

USS Mintaka (AK-94) was a Crater-class cargo ship commissioned by the US Navy for service in World War II. She was named after Mintaka, a star in the Orion constellation. Mintaka was crewed by United States Coast Guard personnel and was responsible for delivering troops, goods and equipment to locations in the Asiatic-Pacific Theater.

USS Montgomery County (LST-1041) was an LST-542-class tank landing ship built for the United States Navy during World War II. Named after counties in 18 U.S. states, she was the only U.S. Naval vessel to bear the name.

USS Page County (LST-1076) was a LST-542-class tank landing ship built for the United States Navy during World War II. Named for counties in Iowa and Virginia, she was the only U.S. Naval vessel to bear the name. Initially known only as LST-1076, the ship was deactivated following the war. Renamed Page County in 1955, the ship was reactivated in 1960 and saw service during the Vietnam War. Decommissioned in 1971, Page County was transferred to the Hellenic Navy and renamed Kriti. Her fate is unknown.

SS Red Oak Victory is a U.S. military Victory ship of the Boulder Victory-class cargo ship used in the Second World War. She was preserved to serve as a museum ship in Richmond, California, and is part of the Rosie the Riveter/World War II Home Front National Historical Park. She was one of 534 Victories built during World War II, but one of only a few of these ships to be transferred from the Merchant Marine to the United States Navy. She was named after Red Oak, Iowa, which suffered a disproportionate number of casualties in early World War II battles.. The ship was active during World War II, the Korean War, and the Vietnam War.

USS Remey (DD-688) was a Fletcher-class destroyer of the United States Navy, named for Rear Admiral George C. Remey (1841–1928).

USS Shelby (APA-105) was a Windsor-class attack transport that served with the US Navy during World War II. She was commissioned late in the war and initially assigned to transport duties; consequently she did not take part in any combat operations.
USS Sioux City (LCS-11) is a Freedom-class littoral combat ship of the United States Navy. She is the first ship named after Sioux City, the fourth-largest city in Iowa. The ceremonial “laying of the keel” was on 19 February 2014, at Marinette, Wisconsin. The ship was constructed by Fincantieri Marinette Marine and launched on 30 January 2016 after being christened by her sponsor Mary Winnefield, wife of Admiral James A. Winnefeld Jr., USN.

USS The Sullivans (DD-537) is a Fletcher-class destroyer. She is a United States Navy ship named in honor of the five Sullivan brothers aged 20 to 27 who lost their lives when their ship, USS Juneau, was sunk by a Japanese submarine during the Naval Battle of Guadalcanal on 13 November 1942. This was the greatest military loss by any one American family during World War II. She was also the first ship commissioned in the Navy that honored more than one person.

USS The Sullivans (DDG-68), is an Arleigh Burke-class Aegis guided missile destroyer. She is the second ship of the United States Navy to be named for the five Sullivan brothers – George, Francis, Joseph, Madison, and Albert Sullivan, aged 20 to 27 – who lost their lives when their ship, USS Juneau, was sunk by a Japanese submarine in November 1942 in the Naval Battle of Guadalcanal. This was the greatest military loss by any one American family during World War II.