Diggy Dex (real name Koen Jansen) was born in 1980 in Amersfoort, The Netherlands. He grew up in Leusden and started MC-ing in 1995. Together with Hux B and Jay-D he rapped in Dutch under the name of De Profeten.
In 1997 Diggy met the producers Darin G. and Clenn. He became part of the succesfull group D.A.C, which he left in 2005.
In november of 2006 he released his solo album 'Verhalen vanuit de Sofa', under the label Painted Dog/Walboomers.