Kowalczyk
{{wiktionarypar|Kowalczyk|kowalczyk}}
Kowalczyk is the fifth most common surname in Poland (98,739 people in 2009).Ministry of Interior (Poland). [http://www.msw.gov.pl/download/1/7972/statystyka_najpopularniejszych_nazwisk_wystepujacych_w_Polsce_w_2009.pdf Statystyka najpopularniejszych nazwisk występujących w Polsce in 2009] {{webarchive|url=https://web.archive.org/web/20130928133659/https://www.msw.gov.pl/download/1/7972/statystyka_najpopularniejszych_nazwisk_wystepujacych_w_Polsce_w_2009.pdf |date=2013-09-28 }} (The most popular surnames in Poland in 2009). {{Retrieved|accessdate=2013-02-28}} The name comes from the word "blacksmith".
Notable people
The surname may refer to:
- Adam Kowalczyk (born 1975), American musician, brother of Ed Kowalczyk
- August Kowalczyk (1921–2012), Polish actor
- Bartosz Kowalczyk, Polish handball player
- Bogdan Kowalczyk (born 1946), Polish handball player
- Ed Kowalczyk (born 1971), American rock singer, brother of Adam Kowalczyk
- Henryk Kowalczyk (born 1956), Polish politician
- Ignace Kowalczyk (1913–1996), German-French footballer
- Jacek Kowalczyk (born 1981), Polish footballer
- Jan Kowalczyk (1941–2020), Polish show jumping champion
- Jarosław Kowalczyk (born 1989), Polish cyclist
- Józef Kowalczyk (born 1938), Polish clergyman, archbishop of Gniezno
- Justyna Kowalczyk (born 1983), Polish cross-country skier
- Kamil Kowalczyk, Polish footballer
- Maciej Kowalczyk (born 1977), Polish footballer
- Marcin Kowalczyk (born 1985), Polish footballer
- Marek Kowalczyk, Polish footballer
- Mariano Kowalczyk (born 1971), Argentine rower
- Mateusz Kowalczyk (tennis) (born 1987), Polish tennis player
- Mateusz Kowalczyk (footballer) (born 2004), Polish tennis player
- Sebastian Kowalczyk (born 1998), Polish footballer
- Sugar Kowalczyk, 1959 American crime comedy Some Like It Hot character
- Tod Kowalczyk (born 1966), American college basketball coach
- Ulrich Kowalczyk, German football manager
- Walt Kowalczyk (1935–2018), American football player in the National Football League
- Wojciech Kowalczyk (born 1972), Polish footballer
- Kowalczyk brothers (1937-2017), Polish scientists who planted a bomb at the University of Opole in 1971