Frank De Wulf (born 1968) is a Belgian DJ, musician and record label owner.
One of his first hits was the 12" Acid Rock which he released with his project Rhythm Device on Music Man Records.
Together with other musicians he founded projects such as Bass Jumpers, F.O.G., Liaisons D, Dow Jones (later renamed Sounds In Order for legal reasons), and Rhythm Device.
As remixer he worked on tracks by Digital Boy, Santa Esmeralda, Jam & Spoon, Erasure, The Orb, The Shamen, Model 500, Biosphere, Ken Ishii and Celvin Rotane.
At the end of the 1990s De Wulf withdraw from the music business and focused on his visual effects studio GRID.