| Code: | qcl |
| Name: | Proto-Celtic |
| ISO 639-1: | |
| ISO 639-2: | |
| ISO 639-2-ALT: | |
| ISO 639-3: | qcl |
| ISO 639-5: | |
| IETF BCP 47: | |
| Scope: | language |
| Dates: | |
| Extinct: | yes |
| Constructed: | no |
| Glossary Link: | Celtic Languages |
| Wikipedia: | |
| Alt Names: | |
| Relevant Usage: | |
| Parent: | Celtic |
| Children: | |
| Ancestor: | |
| Descendants: | Brythonic; Celtic; Gaulish; Old Irish; |
| Description: | The Proto-Celtic language was the ancestor of the Celtic languages, as used by the Celtic peoples of Europe and the British Isles. |