Insular Celtic Languages:
* Irish: The most widely spoken Celtic language, with over 1.7 million speakers in Ireland and about 100,000 speakers in Northern Ireland.
* Scottish Gaelic: Spoken in the Highlands and Islands of Scotland, with around 58,000 speakers.
* Manx: The language of the Isle of Man, with around 1,700 speakers.
* Welsh: The national language of Wales, with about 740,000 speakers.
* Cornish: Revived language of Cornwall, England, with around 5,000 speakers.
* Breton: Spoken in Brittany, France, with around 200,000 speakers.
Continental Celtic Languages:
* Galician: Spoken in Galicia, Spain, with around 2.4 million speakers. Although Galician is considered a Romance language, it has a significant influence from Celtic languages, particularly from the extinct language of Gallaecian.
It's important to note that:
* The status of Celtic languages varies greatly: Some are official languages with strong cultural and political support (like Irish and Welsh), while others are facing challenges and have smaller communities of speakers (like Manx and Cornish).
* Revival efforts: Many Celtic languages, like Cornish and Manx, have undergone revival efforts, but their survival remains fragile.
* Dialectal variation: Each Celtic language has several dialects, which can sometimes be quite different from each other.
If you're interested in learning more about a specific Celtic language, be sure to research its unique history, culture, and current status.