UFC Fight Night 189: Rozenstruik vs. Sakai
- Unyaka: 2021
- Izwe: United States of America
- Uhlobo: Action
- Isitudiyo: Ultimate Fighting Championship
- Igama elingukhiye: mixed martial arts (mma), combat sports, ufc
- Umqondisi:
- Abalingisi: Jairzinho Rozenstruik, Augusto Sakai, Marcin Tybura, Walt Harris, Roman Dolidze, Laureano Staropoli
