The List of shipwrecks of Cornwall (19th century) lists the ships which sank on or near the coasts of mainland Cornwall in that period. The list includes ships that sustained a damaged hull, which were later refloated and repaired.

For ships wrecked both before and after the 19th century see List of shipwrecks of Cornwall or List of shipwrecks of Cornwall (20th century). For ships wrecked off the Isles of Scilly see List of shipwrecks of the Isles of Scilly. For ships wrecked on the Seven Stones Reef see List of shipwrecks of the Seven Stones Reef.

1801–1810 An estimated 25–30 vessels were lost on the Manacles off the east Lizard coast between about 1810 and 1855 with the loss of 700 to 800 lives. Between 1823 and 1846 almost 150 vessels were lost between Land's End and Trevose Head.

1801 9 January – Lark () was abandoned by her crew when she sprang a leak in the Atlantic Ocean off Land's End. She was on a voyage from King's Lynn, Norfolk to Liverpool, Lancashire. 25 January – Rosannah () foundered in the English Channel off The Lizard, Cornwall while on a voyage from Cork to London. Her crew were rescued. March — Julia () was wrecked at St Michael's Mount. March — Providence (): was wrecked at St Michael's Mount, Cornwall. April — collier North Star () struck a rock (on 13 April) and later sank at the pier on St Michael's Mount. Her cargo was salvaged. citing Royal Cornwall Gazette 18 April 1801 p. 3 2 November – brig Sally () was driven ashore and wrecked in Mount's Bay. December — Britannia () was driven ashore and wrecked near Padstow. December — Cornish Oak (): was driven ashore and wrecked near Padstow. December — Grinder (): was driven ashore and wrecked near Padstow. December — Padstow (): was wrecked near Padstow. unknown date — Windsor Castle (), a merchant ship (worth, with goods, £900) on the homeward leg from Calcutta wrecked off Land's End, Owner and Captain Henry Jackson. His son John and six men survived.Hereford Record Office; S67/6/3/Box 181

1802 2 March – Suffolk () of London carrying bale goods and rice from Bengal driven ashore near the mouth of the Hayle river in a NE gale. Nineteen of the crew were saved by a line floated ashore from the ship, two died in their hammocks, too ill to move. a French mackerel boat was wrecked near Porthleven with the loss of eight crew. Princess Charlotte lost on the Manacles.

1803 several wrecks in Mount's Bay during the winter of 1802–03 led to the setting up of a lifeboat station at Penzance following a donation by Lloyds and public subscription.

1804 February – frigate HMS Fearless () driven ashore near Redding Point on the Rame peninsula with the loss of one man.

1805 Cotton Beach at Morwenstow named after the cargo of a wrecked ship. English cargo ship Betsey stranded at Bude whilst unloading. Her cargo was salvaged.

1806 7 March – unnamed ship () struck the Runnelstone and sank while under escort by ().

1807

20 May – Spanish Navy warship Nuestra Senora de Boa St Quintera () wrecked on Pencra Head, near the Manacles. 4 November – brigantine Harmonia () on voyage from Porto to Sligo with cork, wine and oranges driven ashore at Portreath. An attempt to save the crew ended when three of the would-be rescuers drowned. Captain and eight crew of the Harmonia were eventually saved. 7 November – the 400-ton James and Rebecca () carrying the 9th Regiment of Dragoons cavalry along with their equipment and the officers' families (but not horses) home from a campaign against the Spanish in Buenos Aires. Ten sailors, 28 soldiers and three children drowned under Halzephron cliff and 36 of them were buried in a mass grave nearby. 20 November – several vessels were lost at St Ives. 21 November – navy tender HMS Bolina (), damaged in gale-force winds, was run ashore on the beach at Perranporth. One marine out of a crew of six was drowned earlier, when swept overboard. 29 December – () driven onto the Loe Bar with the loss of an estimated 60–100 lives. Thomas Grylls, a local solicitor, drafted a new law which became the Burial of Drowned Persons Acts 1808 (also known as the Grylls' Act) to provide decent burial for drowned seamen; and Henry Trengrouse developed a rocket apparatus to shoot lines across the surf to shipwrecks, an early form of the breeches buoy.

1808 15 April – the Hermanest August bound for London from Porto with a cargo of wine and cork wrecked near Porthleven. Nine of the eleven crew drowned along with two local men trying to save them.

1809 6 January – 110-ton brig Royal Recovery wrecked near Porthleven while bound from Liverpool to London with a cargo of salt. 22 January – transport ship Dispatch sank after hitting Black Rock and the Brig-of-War () sank after hitting the nearby Manacles with the loss of almost two hundred lives. Sixty–eight died on Dispatch. unknown date – while bound for Tenerife from Dartmouth the 109-ton sloop Mars wrecked near Porthleven. unknown date – 500-ton Metis wrecked near Porthleven. unknown date – Old Wife wrecked near Porthleven.

1810 15 February – brig lost on the Runnel Stone while outward bound from Falmouth with the loss of 12 lives.Lloyd's List №4434. 16 February – Jemima () out from Cork, the ship was driven ashore and wrecked in Whitsand Bay, south-east Cornwall with the loss of all hands. 25 March – out from Newport, sailing ship Brothers () was stranded and became a total loss near Padstow. 26 March – sloop Mary () foundered in the Atlantic Ocean off Land's End. Her crew were rescued. 11 September – the Swansea brig Fanny () was lost in a gale the day after she left Hayle for Wales. Parts of the vessel washed up near Hayle in St Ives bay. 18 September – Penelope () stranded near St Ives and became a total loss while bound for Swansea from St Ives. 10 November – Jenopher () foundered six miles south of Mousehole with the loss of a crew member during a "big storm". Two others were reported to have been rescued. 14 November – Mary Ann () sprung a leak off the Lizard and tried to make Falmouth. She overshot, made for Plymouth and dropped anchor in Whitsand Bay but was driven ashore. She was carrying bale goods, coffee, sugar and wine from her home port of London to Malta. 16 November – brig Clio () of Kincardine wrecked on Loe Bar while carrying a cargo of barilla from the Azores. The captain and mate drowned but the three remaining crew survived. An alternative account gives the loss of all the crew and the cargo of barilla and wine, while en route from Tenerife to London. 16 November – in the same gale as the Clio all the crew of the brig Sans Ramon () drowned as she came ashore on Loe Bar. She was heading for Plymouth from Saloe with wine and most of her cargo was salvaged and sold at the Star Inn, Marazion on 2 September 1811. 23 November – Grenada bound for Plymouth with wine wrecked near Porthleven. 21 December – Eudora () en route from Norfolk, Virginia, to London carrying tobacco leaf wrecked near Efford, Bude. Some of her fixtures and cargo were salvaged and sold at Bude. 21 December – Price() wrecked near Bude Haven while bound for Chichester from Waterford with a cargo of beef, butter, lard and oats. A second report says she was driven ashore at her home port of Padstow. unknown date – Mary Ann wrecked near Porthleven.

1811–1820

1811 1 August – Expedition wrecked on Manacle Point. March – Providence () wrecked on Manacle Point (or The Manacles). She was on a voyage from Plymouth, Devon, to Amelia Island, East Florida. unknown date – Bloodhound wrecked at Harlyn Bay

1812 20 March – the diary of a fisherman recorded "This night seven vessels which were in the Mount Road riding, parted and was driven on shore. Three to the Westward ... are an entire wreck ... out of which four or five men and a boy was drowned".

1813 27 March – Island wrecked at Leggan Cove, Manacle Point.

1814 13 January – troop transport ship Queen wrecked off Trefusis Point, Mylor returning from the Peninsular War with loss of 369 lives. The survivors were 99 (including 85 soldiers).Ward, C. S. & Baddeley, M. J. B. (1908) South Devon and South Cornwall; 7th ed. London: Thomas Nelson; p. 173 9 December – Atalanta () was wrecked near Porthleven while carrying a cargo of salt. All five crew and three locals attempting to save the crew drowned. 19 December – De Vrouw Sara Johanna with a mixed cargo of cocoa, Spanish wool, cinnamon and hides was wrecked on the rocks west of Porthleven. Her crew and some of the cargo survived. unknown date – The Mentor a West Indiaman from Martinique driven on the Chyandour rocks. Only one of the 25 crew survived.

1815 19 October – ″A most stormy night, when the Dutch East Indiaman was wrecked in Mount's Bay″. 24 October – While bound from Bordeaux to Rouen with a cargo of wine a French sloop was wrecked on Loe Bar 27 November – Dolphin wrecked at Godrevy Cove, Manacle Point. 5–6 December – an unnamed galliot was wrecked on the Moulds, near Padstow with the loss of all the crew.

1816 14 July – Jonge Anthony while bound for Amsterdam from Lisbon with a cargo of salt, tea and cocoa wrecked on Loe Bar. All the crew managed to get ashore. 16 July – Scilly packet the Lord Howe () hit a rock off Kemyel Point, beyond Mousehole. A fishing fleet nearby took off the passengers, crew and most of the cargo. 15 September – twelve gun schooner () on her way to patrol the Irish Sea took refuge from a gale and tried to enter Padstow harbour without a pilot. She grounded on the Doom Bar on an ebb tide The officer in charge Lt John Jackson was court–martialled for negligence and three of the crew received fifty lashes for desertion.

1817 4 January – London brig Resolution bound from Porto came ashore close to Porthleven with a cargo of port wine and oranges. 19 and 20 January – a storm with hurricane-force winds caused damage to property from Plymouth to Land's End. At Penzance two ships sank within the harbour, a third filled with water and a fourth broke her moorings and went ashore. At Polperro thirty boats and two seines ″shared in the common calamity and exposed the unhappy sufferers to distress from which the industry of years can scarcely be expected to relieve them″. 20 January – () was wrecked during hurricane-force winds while running for safety in Plymouth Sound. She went ashore at either Rame Head or Bear's Head, Mount Batten, with the death of 65 people. 24 January – Ten drowned when the L'Hameçon was wrecked near Porthleven. She was carrying wine from Marseille to Havre de Grace. February – three men from an unrecorded shipwreck buried at Mullion. 20 March – brig Mary wrecked at Fassel Geaver Cove near Godrevy during a northerly gale. All crew saved. A number of people described as ″Camborne Miners″ were committed to trial at the Assize after stealing the anchors, food and clothing. unknown date – sloop Dove carrying a cargo of culm (coal) from Neath to Plymouth wrecked near Porthleven. Two drowned.

1818 April – Brig Victoria () with a cargo of wine driven ashore . Looters swarmed on board but driven away by the Penrith Yeomanry. William wrecked on the Manacles.

1819 20 February (first report) – Bristol sloop Friends wrecked at Bude Haven with the loss of the Master. 18 or 25 November – Exeter ship Endeavor with coal wrecked on the cliffs of St Ginnis (St Gennys) with the loss of the three crew. Her fate was watched by hundreds of people on the cliff who were unable to offer assistance. Scheduled Ancient Monument no. 905227. 19 December – 171-ton Montreal Packet wrecked on Loe Bar while bound for London from Tarragona with a cargo of nuts. Her Captain and crew of six were drowned and buried in Sithney churchyard two days later. Isles of Scilly packet Lord Howe sank off the Runnelstone.

1820 Idea lost off Nare Head, The Lizard.

1821–1830

1821