Old Kent Sign Language
Encyclopedia
Old Kent Sign Language (OKSL), also known as Old Kentish Sign Language, is an extinct
Extinct language
An extinct language is a language that no longer has any speakers., or that is no longer in current use. Extinct languages are sometimes contrasted with dead languages, which are still known and used in special contexts in written form, but not as ordinary spoken languages for everyday communication...

 deaf sign language thought to have existed in Kent
Kent
Kent is a county in southeast England, and is one of the home counties. It borders East Sussex, Surrey and Greater London and has a defined boundary with Essex in the middle of the Thames Estuary. The ceremonial county boundaries of Kent include the shire county of Kent and the unitary borough of...

 in the United Kingdom
United Kingdom
The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

, but now superseded by British Sign Language
British Sign Language
British Sign Language is the sign language used in the United Kingdom , and is the first or preferred language of some deaf people in the UK; there are 125,000 deaf adults in the UK who use BSL plus an estimated 20,000 children. The language makes use of space and involves movement of the hands,...

.

According to Peter Jackson
Peter Jackson (disambiguation)
Peter Jackson is a New Zealand-born filmmaker.Peter Jackson or similar-sounding names may also refer to:-Sports:* Peter Jackson , black heavyweight boxer also known as the "Black Prince"...

 (2001), OKSL may have been the language used by a deaf boy described by 17th century British writer Samuel Pepys
Samuel Pepys
Samuel Pepys FRS, MP, JP, was an English naval administrator and Member of Parliament who is now most famous for the diary he kept for a decade while still a relatively young man...

 in his Diaries. Pepys was dining with his friend Sir George Downing on November 9, 1666, when the deaf servant had a conversation in sign language with his master, which included news of the Great Fire of London
Great Fire of London
The Great Fire of London was a major conflagration that swept through the central parts of the English city of London, from Sunday, 2 September to Wednesday, 5 September 1666. The fire gutted the medieval City of London inside the old Roman City Wall...

. Downing had been to school near Maidstone, Kent, where he lived in a community where congenital deafness was widespread. This population supported a sign language which was known by many hearing people as well as deaf.

As settlers of the Martha's Vineyard
Martha's Vineyard
Martha's Vineyard is an island located south of Cape Cod in Massachusetts, known for being an affluent summer colony....

 communities of Tisbury
Tisbury, Massachusetts
Tisbury is a town located on Martha's Vineyard in Dukes County, Massachusetts, United States. The population was 3,755 at the 2000 census.Vineyard Haven is the main village/town center of Tisbury. The two names are used interchangeably...

 and Chilmark
Chilmark
Chilmark may be a reference to:*Chilmark, Massachusetts, United States, a town on the island of Martha's Vineyard*Chilmark, Wiltshire, a village in the English county of Wiltshire...

 migrated from the Kentish Weald
Weald
The Weald is the name given to an area in South East England situated between the parallel chalk escarpments of the North and the South Downs. It should be regarded as three separate parts: the sandstone "High Weald" in the centre; the clay "Low Weald" periphery; and the Greensand Ridge which...

, Nora Groce speculates that OKSL may be the origin of Martha's Vineyard Sign Language
Martha's Vineyard Sign Language
Martha's Vineyard Sign Language is a sign language once widely used on the island of Martha's Vineyard off the coast of Massachusetts, U.S., from the early 18th century to the year 1952. It was remarkable for its use by both deaf and hearing people in the community; consequently, deafness did not...

, which is in turn one of the precursors of American Sign Language
American Sign Language
American Sign Language, or ASL, for a time also called Ameslan, is the dominant sign language of Deaf Americans, including deaf communities in the United States, in the English-speaking parts of Canada, and in some regions of Mexico...

(ASL). Others have cautioned against uncritical reception of this claim, "because no deaf people were part of the original migration from Kent, and nothing is known about any specific variety of signing used in Kent."
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