Lyons Sign Language is a sign language of the Lyons region of France that has a long history. It is not intelligible with and is apparently not related to French Sign Language, which developed in Paris. The number of current speakers is not attested, and it is not even known if it is still spoken.
^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.