Poitevin (3269) = Critically Endangered (60 percent certain, based on the evidence available) (Very few if any children learn the language. Even the language of the most competent speakers is likely to be heavily influenced by French.)
Endangered Languages Catalogue Project. Compiled by research teams at University of Hawai'i Mānoa and Institute for Language Information and Technology (LINGUIST List) at Eastern Michigan University
Glottolog
Poitevin at Endangered Languages Project
Wikipedia
Wikidata