Tequilajazzz is a Saint-Petersburg, Russian Federation based alternative rock band lead by bassist Evgeny "Ai-ai-ai" Fedorov. Band members also include Alexander "Dooser" Voronov on the drums, Konstantin Fedorov and Oleg Baranov on the guitars.

The group is known for its energetic live performances, characteristic rhythm section, rather minimalistic yet inventive arrangements, and openness to contact with fans. The group's first album Strelyali? (Стреляли?) was released in 1995 and their discography now includes 6 albums and 12 releases (including singles and other releases) overall.

Group members cite Pixies and Sonic Youth, among others, as their influences.

Tequilajazzz members are involved in a number of side and solo projects playing in a wide variety of musical styles, including bands Optimystica Orchestra and S.P.O.R.T. Evgeny Fedorov has also composed music for several Russian motion picture and television series soundtracks.