There are at least four acts with this name: 1.) A Tamil musician 2.) A Korean visual kei style band 3.) A Finnish rap artist 4.) An Italian operatic/prog metal band
1.) Tamil Deva is one of those tamil music artists who is well known for his remixing capacity. Some of his remixes includes "ooh nenje nenje" from mugavari 2.) The Korean Deva were the former group of the vocalist and guitar player of The Seed (더 씨드) 3.) A Finnish Rap artist

Read more about Deva on Last.fm.