Williams has signed a two-year deal with Harlequins

Neath and Wales Under-20 scrum-half Gareth Williams has joined Guinness Premiership Harlequins on a two-year deal, BBC Sport Wales can reveal.

Williams will compete with England internationals Danny Care and Andy Gomersall as well as Samoa's Steve So'oialo for Quins' number nine jersey.

He joins fellow Welshman, once-capped prop Ceri Jones, at The Stoop.

Williams said: "I'm delighted to get a chance at the top level and in such a professional environment.

"It's the chance I've wanted for a long time and I'm looking forward to the challenge."

Williams has also played for the Barbarians, Glamorgan Wanderers and the Blues and Ospreys Academy teams.