USS Captor (PYc-40), briefly the seventh ship to bear the name USS Eagle (AM-132), was a Q-ship of the United States Navy.
USS R-6 (SS-83) was an R-class coastal and harbor defense submarine of the United States Navy.
USS Impetuous (PYc-46) was a private yacht purchased by the Navy in August 1940 that served as a patrol boat of the United States Navy in Central America. The yacht was built as Paragon, the first of at least two Davol yachts to bear the name, in 1915 for Charles J. Davol of Providence, Rhode Island. In 1916 Davol sold the yacht to John Fred Betz, 3d of Philadelphia who renamed the yacht Sybilla III which served as the Section Patrol yacht USS Sybilla III (SP-104) from May 1917 to December 1918. Sybilla III remained in Betz's ownership until sale in 1935 to R. Livingston Sullivan of Philadelphia who renamed the yacht Arlis. On 12 August 1940 the Navy purchased the yacht placing it in commission as USS PC-454 on 16 October. The vessel was given the name Impetuous and reclassified PYc-46 on 15 July 1943. The yacht was decommissioned at Philadelphia 31 August 1944 and transferred to the War Shipping Administration for sale.
USS Amethyst (PYc-3) was the yacht Samona II taken into service in the United States Navy serving as a patrol boat during World War II. After military service the vessel was returned to civilian status in 1946 and again became the yacht Samona II until sale and subsequent names of Pudlo and Explorer.
USS Onyx (PYc-5), was a diesel coastal patrol yacht of the United States Navy during World War II.
USS Amber (PYc-6) was a patrol boat in the United States Navy during World War II, built at Long Beach, California in 1930 as the yacht Infanta for the actor John Barrymore.
The first USS Persistent (PYc-48) was a submarine chaser of the United States Navy.
USS Jacamar (AMc-47) was an Accentor-class coastal minesweeper of the U.S. Navy. She was built for service during World War II and named after the jacamar.
USS Adamant (AMc-62) was an Accentor-class minesweeper in the United States Navy during World War II.
USS Cymophane (PYc-26) was a Cymophane-class patrol yacht acquired by the United States Navy early during World War II. She was used for patrol, escort, anti-submarine, and rescue operations along coastal waters.
USS Advance (AMc-63) was an Accentor-class coastal minesweeper acquired by the United States Navy for the task of removing mines from minefields laid in the water to prevent ships from passing.
USS Aggressor (AMc-64) was an Accentor-class coastal minesweeper acquired by the U.S. Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.
USS Sturdy (PC-460/PYc-50) was a yacht converted to a patrol boat acquired by the U.S. Navy for the task of patrolling the coastal waters of the U.S. East Coast during World War II. Her primary task was to guard the coastal area against German submarines.
USS Venture (PC-826/PYc-51) was a patrol boat acquired by the U.S. Navy for the task of patrolling the coastal waters of the New York coast during World War II. Her primary task was to guard the coastal area against German submarines. For this reason, she carried depth charges.
At least three ships of the United States Navy have been named USS Patriot:
USS Sardonyx (PYc-12), formerly the yacht named Queen Anne (1928), was a patrol boat in the United States Navy during World War II.
USS Valiant (PYc-51), originally USS PC-509, was a United States Navy patrol vessel in commission from 1941 to 1944.
USS Turquoise (PY-18), was a yacht in commission in the United States Navy as a Patrol Yacht from 1940 to 1943.
USS PCS-1405 was a United States Navy minesweeper in commission from 1944 to 1946. She saw service in the latter stages of World War II.
USS Topaz (PYc-10) was a coastal patrol yacht in the service of the United States Navy. She was named for the gemstone Topaz.
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