There are two groups that go by Javelina.

Band from Phidelphia:
Influences: Black Sabbath, Buzzov*en, Iron Maiden, Cavity, Motorhead, High On Fire, Kyuss, old punk and hardcore, beer, Jager, whiskey, the leafy green...
http://www.myspace.com/javelinaphiladelphia

The other is an experimental folk project by Emma Crane in Albuquerque, New Mexico.
http://javelina505.bandcamp.com/ Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.