The Insular Celtic languages of the Goidelic sub-group (Irish, Manx and Scottish Gaelic) and the Brittonic sub-group (Cornish, Welsh and Breton, spoken in north-western France) are the only remaining Celtic languages—the last of their continental relations becoming extinct before the 7th century.
What are the remaining Cetic languages that are still used today?
Cornish, Welsh and Breton