Speaker Numbers

International Speaker Numbers according to

EGIDS (Ethnologue)	Source	UNESCO	Source	ELCAT (Endangered Languages Project)	Source
40 000		Site under maintenance (will be updated)		Not listed

National Speaker Numbers

Country	Language	National Speaker Number	Bases for Calculation	Year	Source
Italy	Italian Sign Language (LIS)	Approx. 40 000 (not a census)	Deaf Sign Language Users	2026 (Website accessed)
Slovenia	Italian Sign Language (LIS)	Unknown	Unknown	Unknown

Endangerment

International Endangerment according to

UNESCO	Source	ELCAT (Endangered Languages Project)	Source
Site under maintenance (will be updated)		Not listed

National Endangerment according to EGIDS (Ethnologue)

Country	Language	Endangerment Level	Source
Italy	Italian Sign Language (LIS)	5 (Developing)
Slovenia	Italian Sign Language (LIS)	Not listed

Pan-National Official Language in

Italy

Slovenia