Portuguese Sign Language
LGP, Língua gestual portuguesa
Native toPortugal
Native speakers
60,000 (2014)[1]
Swedish Sign
  • Portuguese Sign Language
Language codes
ISO 639-3psr
ELPPortuguese Sign Language

Portuguese Sign language (Portuguese: Língua gestual portuguesa) is a sign language used mainly by deaf people in Portugal.

It is recognized in the present Constitution of Portugal.[2] It was significantly influenced by Swedish Sign Language, through a Swedish school for the Deaf that was established in Lisbon.[3]

Swedish Sign Language family tree
Old British Sign Language?
(c. 1760–1900)
Swedish Sign Language
(c. 1800–present)
Portuguese Sign Language
(c. 1820–present)
Finnish Sign Language
(c. 1850–present)
Finland-Swedish Sign Language
(c. 1850–present)
Eritrean Sign Language
(c. 1950–present)

See also


  1. ^ Portuguese Sign Language at Ethnologue (18th ed., 2015)
  2. ^ Constitution of Portugal, Article 71 and 74
  3. ^ Lucas, Ceil (2001). The Sociolinguistics of Sign Languages. Cambridge: Cambridge University Press. p. 29. ISBN 9780521794749. Retrieved 26 November 2017.