| Code: | qsl |
| Name: | Proto-Slavic |
| URL Form: | proto-slavic |
| ISO 639-1: | |
| ISO 639-2: | |
| ISO 639-2-ALT: | |
| ISO 639-3: | qsl |
| ISO 639-5: | |
| IETF BCP 47: | |
| Scope: | language |
| Dates: | |
| Extinct: | yes |
| Constructed: | no |
| Glossary Link: | Slavic languages |
| Wikipedia: | |
| Alt Names: | Common Slavic |
| Relevant Usage: | Old Slavic; Slavic Mythology; |
| Parent: | Slavic |
| Children: | |
| Ancestor: | |
| Descendants: | Bosnian; Bulgarian; Church Slavic; Croatian; Czech; Judeo-Slavic; Lower Sorbian; Macedonian; Montenegrin; Old East Slavic; Old Polish; Polabian; Pomeranian; Serbian; Serbo-Croatian; Slavic; Slovak; Slovene; Sorbian; South Slavic; Upper Sorbian; West Slavic; |
| Description: | The Common Slavic language was the ancestor of the Slavic languages, as used by the Slavic peoples of eastern Europe. |