| Renata Maria Grzegorczykowa | |
| Birth Name: | Renata Maria Majewska |
| Birth Date: | 19 June 1931 |
| Birth Place: | Pruszków, Poland |
| Alma Mater: | University of Warsaw |
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| Spouse: | Andrzej Grzegorczyk |
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Renata Maria Grzegorczykowa (born June 19, 1931) is a Polish philologist and an expert in polonist linguistics.
During her career, professor Grzegorczykowa has published more than 200 scientific papers as well as several books.
Grzegorczykowa graduated from the University of Warsaw, where she was a student of professor Witold Doroszewski. She has been professionally involved with the University of Warsaw since 1956.