|Laotian sign languages|
|Glottolog||(insufficiently attested or not a distinct language)|
|ELP||Original Laos Sign Language|
There are an unknown number of indigenous deaf sign languages in Laos, which may have historical connections with the languages indigenous to Vietnam and Thailand, though it is not known if they are related to each other. There is no single "Laotian Sign Language".
|Main foreign languages|
^a Sign-language names reflect the region of origin. Natural sign languages are not related to the spoken language used in the same region. For example, French Sign Language originated in France, but is not related to French. Conversely, ASL and BSL both originated in English-speaking countries but are not related to each other; ASL however is related to French Sign Language. ^b Denotes the number (if known) of languages within the family. No further information is given on these languages.