4. Derek Bevan (Wales)
The Clydach official spent 16 years at the top including taking charge of 11 World Cup games spanning four tournaments.
At club level, Bevan’s career highlights include taking charge of the 1997 European Cup final between Brive and Leicester[7] and refereeing the Welsh Cup final on four occasions.
Since his retirement from refereeing, Bevan has worked as a Television Match Official (TMO) but retired in 2016. Outside of rugby, Bevan worked as a training officer for BP‘s chemicals division in Port Talbot.