Thai Sign Language


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Basic information of the sign language
Language name Thai Sign Language
Region Thailand


Language name

Thai Sign Language



Population of signers

51,000 profoundly, prelingually deaf people in Thailand (1997 C.Reilly). 20% of deaf children go to school, where they get the opportunity to learn this language. (Ethnologue Web Edition)

Language family


Chiangmai (Chiengmai) Sign Language

Tak Sign Language

Linguistic characteristics


Related sign languages

Related spoken languages

Institutes, associations and universities


Suwanarat, Manafa, Anucha Ratanasint, Vilaiporn Rungsrithong, Lloyd Anderson and Owen Wrigley. 1990. Pathanukrom phasa mu Thai: chabap prapprung lm khayai(The Thai Sign Language dictionary: Revised and expanded edition). Bangkok: Samakhom Khon Hu Nuak hng Prathet Thai(The National Association of the Deaf in Thailand).

Suwanarat, Manafa, Anucha Ratanasint, Vilaiporn Rungsrithong, Waruunee Buathong, Charles Reilly, Lloyd Anderson, Soontorn Yen-Klao and Owen Wrigley. 1986. The Thai Sign Language dictionary: Book one. Bangkok: The National Association of the Deaf in Thailand.



Charles B. Reilly and Nipapon W. Reilly. 2005. The rising of lotus flowers : Self-education by Deaf children in Thai boarding schools. Washington, D.C.: Gallaudet University Press.

Nonaka, Angela M. 2004. The forgotten endangered languages: Lessons on the importance of remembering from Thailand's Ban Khor Sign Language. In : Language in Society. New York : Cambridge University Press. 33 : 737-767.

Woodward, James. 2003. Sign languages and Deaf identities in Thailand and Viet Nam. In: Monaghan, Leila, Constanze Schmaling, Karen Nakamura and Graham H. Turner eds. Many ways to be Deaf: International variation in Deaf communities. Washington, D.C.: Gallaudet University Press. 283-301. [Including information of Ban Khor Sign Language, Original Bangkok Sign Language , Original Chiangmai Sign Language, Chiangmai Sign Language, Haiphong Sign Language, Hanoi Sign Language and Ho Chi Minh City Sign Language ]

Kullavanijaya, Pranee. 2000. Devices of forming Entity. Denoting Signs in Thai Sign Language, Essay in Tai Linguistics.

Woodward, James. 1996. Modern standard Thai Sign Language, influence from ASL and its relationship to original sign language in Thailand. In: Sign language studies 92:227-252.

Suwanarat, Kampol. 1994. Deaf Thai culture in Siam: The land of smiles. In: Carol J. Erting, Robert C. Johnson, Dorothy L. Smith and Bruce D. Snider eds. The Deaf Way. Perspectives from the International Conference on Deaf Culture. Washington, D.C.: Gallaudet University Press. 61-64.

Suwanarat, Manfa and Owen Wrigley. 1990. Sign language research in Thailand. In: Edmondson, William H. and Fred Karlsson eds. SLR´87: papers from the Fourth International Symposium on Sign Language Research. Lappeenranta, Finland July 15-19, 1987. Hamburg : Signum. 276-278.

Collins Ahlgren, Marianne. 1990. Spatial-Locative Predicates in Thai Sign Language. I  : Lucas Ceil ed. Sign language research: theoretical issues. Washington, DC : Gallaudet UP. 103-117.

Films and videos

Sign Media Inc. ed. 1990. Signs around the world. Thailand. Burtonsville, Maryland: SMI (30 min.)


History of sign language research

Related pages


Fingeralphabete (Thailand)

Ratchasuda College, Mahidol University

NECTEC's Web Based Learning: Learn on the Internet by NECTEC


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In other languages
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