USS Mayo (DD-422) was a Benson-class

Benson class destroyer

The Benson class was a class of 30 destroyers of the U.S. Navy built 1939–1943. The first ship of the class was the . The U.S. Navy customarily names a class of ships after the first ship of the class; hence the Benson class....

 destroyer

Destroyer

In naval terminology, a destroyer is a fast and maneuverable yet long-endurance warship intended to escort larger vessels in a fleet, convoy or battle group and defend them against smaller, powerful, short-range attackers. Destroyers, originally called torpedo-boat destroyers in 1892, evolved from...

 in the United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 during World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

. She was named for Admiral

Admiral (United States)

In the United States Navy, the United States Coast Guard and the United States Public Health Service Commissioned Corps, admiral is a four-star flag officer rank, with the pay grade of O-10. Admiral ranks above vice admiral and below Fleet Admiral in the Navy; the Coast Guard and the Public Health...

 Henry Thomas Mayo

Henry T. Mayo

Henry Thomas Mayo was an admiral of the United States Navy.Mayo was born in Burlington, Vermont, 8 December 1856. Upon graduation from the United States Naval Academy in 1876 he experienced a variety of naval duties including coastal survey...

.

Mayo was laid down 16 May 1938 by Bethlehem Shipbuilding Corporation

Bethlehem Shipbuilding Corporation

Bethlehem Steel Corporation Shipbuilding Division was created in 1905 when Bethlehem Steel Corporation acquired the San Francisco shipyard Union Iron Works in 1905...

, Fore River, Massachusetts; launched 26 March 1940; sponsored by Mrs. C. G. Mayo, daughter-in-law of Admiral Mayo; and commissioned 18 September 1940, Lieutenant

Lieutenant (naval)

LieutenantThe pronunciation of lieutenant is generally split between or , generally in the United Kingdom, Ireland, and Commonwealth countries, and or , generally associated with the United States. See lieutenant. is a commissioned officer rank in many nations' navies...

 C. D. Emory in command.

Service history

Mayo joined the expanding Neutrality Patrol

Neutrality Patrol

At the beginning of World War II, when Nazi Germany's invasion of Poland on 1 September 1939 started the hostilities in Europe, President Franklin D...

 after shakedown and escorted Marines

United States Marine Corps

The United States Marine Corps is a branch of the United States Armed Forces responsible for providing power projection from the sea, using the mobility of the United States Navy to deliver combined-arms task forces rapidly. It is one of seven uniformed services of the United States...

 to Iceland

Iceland

Iceland , described as the Republic of Iceland, is a Nordic and European island country in the North Atlantic Ocean, on the Mid-Atlantic Ridge. Iceland also refers to the main island of the country, which contains almost all the population and almost all the land area. The country has a population...

 in July 1941 as they took protective custody of that key island. As President

President of the United States

The President of the United States of America is the head of state and head of government of the United States. The president leads the executive branch of the federal government and is the commander-in-chief of the United States Armed Forces....

 Franklin D. Roosevelt

Franklin D. Roosevelt

Franklin Delano Roosevelt , also known by his initials, FDR, was the 32nd President of the United States and a central figure in world events during the mid-20th century, leading the United States during a time of worldwide economic crisis and world war...

 and British Prime Minister Winston Churchill

Winston Churchill

Sir Winston Leonard Spencer-Churchill, was a predominantly Conservative British politician and statesman known for his leadership of the United Kingdom during the Second World War. He is widely regarded as one of the greatest wartime leaders of the century and served as Prime Minister twice...

 agreed to the Atlantic Charter

Atlantic Charter

The Atlantic Charter was a pivotal policy statement first issued in August 1941 that early in World War II defined the Allied goals for the post-war world. It was drafted by Britain and the United States, and later agreed to by all the Allies...

 during the second week in August, Mayo guarded their meeting by patrolling off NS Argentia

Naval Station Argentia

Naval Station Argentia is a former base of the United States Navy that operated from 1941-1994. It was established in the community of Argentia in what was then the Dominion of Newfoundland, which later became the tenth Canadian province .-Construction:Established under the British-U.S...

, Newfoundland

Dominion of Newfoundland

The Dominion of Newfoundland was a British Dominion from 1907 to 1949 . The Dominion of Newfoundland was situated in northeastern North America along the Atlantic coast and comprised the island of Newfoundland and Labrador on the continental mainland...

.

The formal entrance of the United States into World War II lengthened her convoy assignment beyond the western Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

. Escort of slow merchant convoys out of Boston gave way in summer 1942 to duty with fast troop transports out of New York

New York

New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

. U-boat

U-boat

U-boat is the anglicized version of the German word U-Boot , itself an abbreviation of Unterseeboot , and refers to military submarines operated by Germany, particularly in World War I and World War II...

s and bad weather were not the only dangers to be encountered. When caught fire 3 September, Mayo swiftly moved alongside the burning ship and removed 247 survivors. With the invasion of North Africa

Operation Torch

Operation Torch was the British-American invasion of French North Africa in World War II during the North African Campaign, started on 8 November 1942....

, Mayo appeared at Casablanca

Casablanca

Casablanca is a city in western Morocco, located on the Atlantic Ocean. It is the capital of the Grand Casablanca region.Casablanca is Morocco's largest city as well as its chief port. It is also the biggest city in the Maghreb. The 2004 census recorded a population of 2,949,805 in the prefecture...

, Morocco

Morocco

Morocco , officially the Kingdom of Morocco , is a country located in North Africa. It has a population of more than 32 million and an area of 710,850 km², and also primarily administers the disputed region of the Western Sahara...

, 12 November, 4 days after D‑Day, to protect the landing of reinforcements. A retraining period at the end of the year in Casco Bay, Maine, temporarily interrupted convoy assignments.

With DesRon 7, Mayo joined the 8th Fleet in the Mediterranean Sea

Mediterranean Sea

The Mediterranean Sea is a sea connected to the Atlantic Ocean surrounded by the Mediterranean region and almost completely enclosed by land: on the north by Anatolia and Europe, on the south by North Africa, and on the east by the Levant...

 in August 1943. She gave fire and antiaircraft protection to the beachhead at Salerno

Salerno

Salerno is a city and comune in Campania and is the capital of the province of the same name. It is located on the Gulf of Salerno on the Tyrrhenian Sea....

, Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

, 8 September and again 22 to 24 January 1944 to the assault beaches at Anzio

Anzio

Anzio is a city and comune on the coast of the Lazio region of Italy, about south of Rome.Well known for its seaside harbour setting, it is a fishing port and a departure point for ferries and hydroplanes to the Pontine Islands of Ponza, Palmarola and Ventotene...

. At 20:01 on the 24th a sudden explosion killed seven and wounded 25 of her crew while almost breaking her in two. Despite a gaping hole at the waterline, starboard, she survived a tow back to Naples for a temporary patch, and 3 March began the long tow back to the States. Pulled into New York Navy Yard 5 April, Mayo required 4 months for repairs.

Mayo made a voyage to Trinidad

Trinidad

Trinidad is the larger and more populous of the two major islands and numerous landforms which make up the island nation of Trinidad and Tobago. It is the southernmost island in the Caribbean and lies just off the northeastern coast of Venezuela. With an area of it is also the fifth largest in...

 and four to Europe

Europe

Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

 before Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 surrendered. DesRon 7 sortied from New York 5 May 1945 for the western Pacific, and at Pearl Harbor

Pearl Harbor

Pearl Harbor, known to Hawaiians as Puuloa, is a lagoon harbor on the island of Oahu, Hawaii, west of Honolulu. Much of the harbor and surrounding lands is a United States Navy deep-water naval base. It is also the headquarters of the U.S. Pacific Fleet...

 joined fast carrier TG 12.4. Planes from this group struck Wake Island

Wake Island

Wake Island is a coral atoll having a coastline of in the North Pacific Ocean, located about two-thirds of the way from Honolulu west to Guam east. It is an unorganized, unincorporated territory of the United States, administered by the Office of Insular Affairs, U.S. Department of the Interior...

 as a training gesture 20 June as the ships sailed on westward. Upon reaching Ulithi

Ulithi

Ulithi is an atoll in the Caroline Islands of the western Pacific Ocean, about 191 km east of Yap. It consists of 40 islets totalling , surrounding a lagoon about long and up to wide—at one of the largest in the world. It is administered by the state of Yap in the Federated States of...

, Mayo began a series of escort missions to Okinawa. On 24 August she got underway escorting occupation troops which were landed on Honshū

Honshu

is the largest island of Japan. The nation's main island, it is south of Hokkaido across the Tsugaru Strait, north of Shikoku across the Inland Sea, and northeast of Kyushu across the Kanmon Strait...

 2 September. She shepherded additional troops from the Philippines

Philippines

The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

 and Okinawa before sailing from Yokohama

Yokohama

is the capital city of Kanagawa Prefecture and the second largest city in Japan by population after Tokyo and most populous municipality of Japan. It lies on Tokyo Bay, south of Tokyo, in the Kantō region of the main island of Honshu...

 5 November for San Diego, California

San Diego, California

San Diego is the eighth-largest city in the United States and second-largest city in California. The city is located on the coast of the Pacific Ocean in Southern California, immediately adjacent to the Mexican border. The birthplace of California, San Diego is known for its mild year-round...

 and Charleston, South Carolina

Charleston, South Carolina

Charleston is the second largest city in the U.S. state of South Carolina. It was made the county seat of Charleston County in 1901 when Charleston County was founded. The city's original name was Charles Towne in 1670, and it moved to its present location from a location on the west bank of the...

, arriving 7 December.

She decommissioned 18 March 1946 and went into reserve at Orange, Texas

Orange, Texas

Orange is a city in Orange County, Texas, United States. As of the 2000 census, the city population was 18,643. It is the county seat of Orange County, and is the easternmost city in Texas. Located on the Sabine River at the border with Louisiana, it is part of the Beaumont–Port Arthur...

. She was stricken from the Naval Vessel Register

Naval Vessel Register

The Naval Vessel Register is the official inventory of ships and service craft in custody of or titled by the United States Navy. It contains information on ships and service craft that make up the official inventory of the Navy from the time a vessel is authorized through its life cycle and...

 on 1 December 1971, sold 8 May 1972 and broken up for scrap.

As of 2005, no other ship in the United States Navy has been named Mayo.

Convoys escorted

Convoy	Escort Group	Dates	Notes
	task force 19	1-7 July 1941	occupation of Iceland prior to US declaration of war
HX 152 HX convoys The HX convoys were a series of North Atlantic convoys which ran during the Battle of the Atlantic in World War II. They were east-bound convoys and originated in Halifax, Nova Scotia from where they sailed to ports in the United Kingdom...		30 Sept-9 Oct 1941	from Newfoundland Dominion of Newfoundland The Dominion of Newfoundland was a British Dominion from 1907 to 1949 . The Dominion of Newfoundland was situated in northeastern North America along the Atlantic coast and comprised the island of Newfoundland and Labrador on the continental mainland...  to Iceland Iceland Iceland , described as the Republic of Iceland, is a Nordic and European island country in the North Atlantic Ocean, on the Mid-Atlantic Ridge. Iceland also refers to the main island of the country, which contains almost all the population and almost all the land area. The country has a population...  prior to US declaration of war
ON 26 ON convoys The ON convoys were a series of North Atlantic trade convoys running Outbound from the British Isles to North America during the Battle of the Atlantic .-History:...		20-29 Oct 1941	from Iceland to Newfoundland prior to US declaration of war
HX 160 HX convoys The HX convoys were a series of North Atlantic convoys which ran during the Battle of the Atlantic in World War II. They were east-bound convoys and originated in Halifax, Nova Scotia from where they sailed to ports in the United Kingdom...		17-25 Nov 1941	from Newfoundland to Iceland prior to US declaration of war
ON 41 ON convoys The ON convoys were a series of North Atlantic trade convoys running Outbound from the British Isles to North America during the Battle of the Atlantic .-History:...		4-14 Dec 1941	from Iceland to Newfoundland; war declared while escorting convoy
HX 167 HX convoys The HX convoys were a series of North Atlantic convoys which ran during the Battle of the Atlantic in World War II. They were east-bound convoys and originated in Halifax, Nova Scotia from where they sailed to ports in the United Kingdom...		29 Dec 1941-7 Jan 1942	from Newfoundland to Iceland
ON 55 ON convoys The ON convoys were a series of North Atlantic trade convoys running Outbound from the British Isles to North America during the Battle of the Atlantic .-History:...		15-16 Jan 1942	from Iceland to Newfoundland
HX 175 HX convoys The HX convoys were a series of North Atlantic convoys which ran during the Battle of the Atlantic in World War II. They were east-bound convoys and originated in Halifax, Nova Scotia from where they sailed to ports in the United Kingdom...	MOEF group A4 Mid-Ocean Escort Force Mid-Ocean Escort Force referred to the organization of anti-submarine escorts for World War II trade convoys between Canada and the British Isles...	15-25 Feb 1942	from Newfoundland to Northern Ireland Northern Ireland Northern Ireland is one of the four countries of the United Kingdom. Situated in the north-east of the island of Ireland, it shares a border with the Republic of Ireland to the south and west...
ON 73 ON convoys The ON convoys were a series of North Atlantic trade convoys running Outbound from the British Isles to North America during the Battle of the Atlantic .-History:...	MOEF group A4	6-16 March 1942	from Northern Ireland to Newfoundland
HX 182 HX convoys The HX convoys were a series of North Atlantic convoys which ran during the Battle of the Atlantic in World War II. They were east-bound convoys and originated in Halifax, Nova Scotia from where they sailed to ports in the United Kingdom...	MOEF group A4	30 March-7 April 1942	from Newfoundland to Northern Ireland
ON 86 ON convoys The ON convoys were a series of North Atlantic trade convoys running Outbound from the British Isles to North America during the Battle of the Atlantic .-History:...	MOEF group A4	14-26 April 1942	from Northern Ireland to Newfoundland
AT 18		6-17 Aug 1942	troopships from New York City New York City New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...  to Firth of Clyde Firth of Clyde The Firth of Clyde forms a large area of coastal water, sheltered from the Atlantic Ocean by the Kintyre peninsula which encloses the outer firth in Argyll and Ayrshire, Scotland. The Kilbrannan Sound is a large arm of the Firth of Clyde, separating the Kintyre Peninsula from the Isle of Arran.At...