There are 8 known bands with this name:
1. A popular alternative rock band from California, United States
2. A thrash metal band from Louisiana, United States
3. A thrash metal band from Georgia, United States
4. A thrash metal band from Sao Paulo, Brazil
5. A thrash metal band from Joao Pessoa, Brazil
6. A heavy metal band from the United Kingdom
7. A thrash metal band from Australia
8. A techno/rave group

Read more about Incubus on Last.fm.