Surname Grzegorczykowa (Grzegorczykowa 
) , across the world, is a very rare last name. The cognomen Grzegorczykowa is characteristic of Eastern Europe, particularly Poland, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Grzegorczykowa | Poland |
| renata grzegorczykowa Polish linguist, PL (b. 1931) |
|