Olza
Olza denotes:
- Olsa , tributary of the Oder
- Cendea de Olza , municipality in Spain
- Olza (Silesia) , village in Poland, Silesian Voivodeship
- Olza (ship, 1939) , the first cargo ship built in Poland but not completed
Olza is a family name for the following people:
- Iñaki Ochoa de Olza (1967-2008), Spanish mountaineer
