Kolpak

Kolpak may refer to:
 * Kolpak ruling, a European Court of Justice decision involving Maros Kolpak that set a precedent about foreigners in professional sports
 * an alternate spelling of kalpak, a type of hat

People with the surname

 * Maros Kolpak (born 1971), Slovak handball player
 * Sydir Kovpak (1887–1967), Soviet partisan leader in Ukraine during World War II