He is expected to appeal. Dieudonne periodically surfaces in the media, most notably for an arm gesture he calls the "quenelle" which appears to mimic an inverted Nazi salute. He claims it's an anti-establishment symbol.
The French press said Dieudonne was convicted of various kinds of fraud between 2009 and 2014 including diverting cash receipts from his production company. In April, a court sentenced extreme-right Frenchman Alain Soral to a year in prison for denying the Holocaust.