Korczak is a Polish noble family name. It may also refer to:
- Korczak Coat of Arms
- Janusz Korczak, a pseudonym of Henryk Goldszmit, Polish pediatrician, children's writer and pedagogist, murdered by the Germans at the Treblinka extermination camp
- Korczak (film), a 1990 movie on Janusz Korczak, starring Wojciech Pszoniak
- Korczak (musical), a musical based on the life of Janusz Korczak
- 2163 Korczak, a main-belt asteroid named in memory of Janusz Korczak
- Rozka Korczak, a resistance fighter in Vilnuis ghetto and later a partisan
- Korczak, Podlaskie Voivodeship (north-east Poland)
- Korczak Ziółkowski, American designer and sculptor of Crazy Horse Memorial
- Janusz Korczak-Ziolkowski, Polish-British artist
Read more about Korczak: Similar Family Names