Yasa, Yassa, or variants thereof, may refer to:
- Yasa, a Buddhist bhikkhu
- Yasa language, a Bantu language
- Cyclone Yasa (2020), tropical weather system
- YASA Motors, a British manufacturer of electric motors and generators
- Yassa, a legal code created by Genghis Khan
- Yassa (food), a spicy dish popular in Western Africa
People with the surname[edit]
- Rabah Yassa, Algerian footballer
- Ramzi Yassa (born 1948), Egyptian pianist