There are at least 8 bands with this name:

1) Ravenous Thrash Metal band from the UK. www.facebook.com/ravenousband

2) Ravenous is a synthpop band from Germany, formed in 1995. Side projects consist of Funker Vogt in conjunction to Fusspils 11 and also Fictional.

3) Ravenous is a thrash metal band from Jyväskylä, Finland.

4) "The Ravenous" is a retro trash-death metal band from San Francisco, USA. It's members are Chris Reifert (also played with Autopsy), Killjoy and Dan Lilker. In 2002, they released their album Assembled In Blasphemy.

5) Ravenous is a RAC band from Australia. They have released an album called Blind Faith.

6) Ravenous is a stomp rock/sludge pop band based in Brooklyn, NY.

7) Ravenous is an Electronic/Ambient/Rock band from Varna, Bulgaria. https://www.facebook.com/RavenousBg http://www.reverbnation.com/ravenousbg

8) Ravenous is a thrash metal band from Austria. It was founded in 1988 and released an album three years later, before disbanding in 1994. The band reunited in 2014.

9) Ravenous is a Power Metal band from Calgary, Alberta Canada. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.