Due to its long coastline, various maritime sports are popular in Cornwall, notably sailing,
surfing and
gig rowing. International events are frequently held in Cornwall. International events in both are held in Cornwall. Cornwall hosted the Inter-Celtic
Watersports Festival in 2006.
Surfing was popularised in Cornwall during the late 20th century, and has since become readily associated with Cornishness. The waves around the Cornish coastline are created by low pressure systems from the Atlantic Ocean which unleash powerful swells eastwards creating multiple, excellent surfing conditions around Cornwall.
Pilot gig rowing has been popular for many years. The Isles of Scilly hosts the World Pilot Gig Championships every year. There are sailing clubs at some of the ports, e.g. Fowey. The
Royal Fowey Yacht Club is located in a waterfront setting at Fowey: was founded in 1880. Its third Honorary Secretary, from 1893, was
Arthur Quiller-Couch, who became Sir Arthur. The
Lerryn Regatta was a popular annual event and at one time it was called
The Henley of the West. It was mentioned in the
Royal Cornwall Gazette of 1870. There was a break for the first World War and the regatta restarted with a
Peace Regatta in 1919. There was a second break for the second World War and the regatta restarted in 1953 and ran until 1968 when four thousand people attended. ;Rock climbing
Rock climbing on the sea cliffs and inland cliffs has been popular since the pioneering work of
A. W. Andrews and others in the early 1900s, and is now highly developed. ==Motor sport==