There are three or more artist under the Deep Blue name.

1. Deep Blue is the stage name of London, UK drum n bass producer sean O'Keeffe. Deep Blue has been active since the beginnings of the drum n bass scene on Moving Shadow in 1993. His sound is characterised by the attention to detail in drum programming, and the sparse, ambient texture typical of many old skool drum n bass artists. His track The Helicopter Tune became a major anthem of 1993, with several remixes and inclusions on compilations.

2 Deep Blue are a Stoner/Doom trio from UK. They released in 2007 Antartic Abyss on The Church Within Records. Delivering extensive hypno‑doom riffs and amplifier worship. They've changed their name back in 2008 and are now called The Deep Blue

3 Deep Blue is an Electronica/Classical/Pop orchestra from Brisbane, Australia. They are the combination of a strings orchestra and electronic music, in an attempt to make an orchestra for the 21st century. In 2008 they released their first album, The Preview. In 2009 they released their second album, Another One. They also run a children's version of their orchestra called «Young Blue».