Rop Gonggrijp | |
|---|---|
Gonggrijp at the Big Brother awards | |
| Born | (1968-02-14) 14 February 1968 |
| Nationality | Dutch |
| Known for | XS4ALL, Hack-Tic, "We Don't Trust Voting Computers" |
Robbert (Rop) Valentijn Gonggrijp (born 14 February 1968) is a Dutch hacker and one of the founders of XS4ALL.