Kossak
- Cossack (disambiguation)
- Galicia (Eastern Europe)
- Gloria Kossak
- Jerzy Kossak
- Juliusz Kossak
- Kozak (surname)
- Lviv
- Magdalena Samozwaniec
- Maria Pawlikowska-Jasnorzewska
- Partitions of Poland
- Poland
- Simona Kossak
- Stauropegion Institute
- Tadeusz Kossak
- Ukraine
- Ukrainian Galician Army
- Ukrainian Sich Riflemen
- Wojciech Kossak
- Zenon Kossak
- Zofia Kossak-Szczucka