Grzegorczyk

Grzegorczyk () is a Polish patronymic surname developed from the given name Grzegorz (Gregory).

Archaic feminine forms are Grzegorczykowa (by husband), Grzegorczykówna (by father); they still can be used colloquially. Some of them use Korczak coat of arms. It might be transliterated as Gregorczyk. Notable people with this surname include the following:

• Andrzej Grzegorczyk (1922–2014), Polish logician, mathematician, philosopher and ethicist
• Renata Maria Grzegorczykowa (born 1931), Polish philologist and an expert in polonist linguistics
• Robert Grzegorczyk (born 1973), Polish figure skater
• Ryszard Grzegorczyk (1939–2021), Polish footballer
• Sylwia Gregorczyk-Abram (born 1982), Polish attorney and social activist
• Tomasz Grzegorczyk (born 1981), Polish football manager and player
• (1905–1981), Polish Righteous Among the Nations

See also

• Grzegorczyk hierarchy, hierarchy of functions used in computability theory
• Grzegorzewski
• Hryhorchuk