[6][7] Knoyle was loaned out to Pontypridd RFC 8 months later and made his debut for the club on 11 October 2014 against London Scottish in the British and Irish Cup.
Knoyle played his final game for the valleys team against Connacht Eagles on 6 December 2014, before making his return to his parent regional side.
[3] Knoyle was named in the Welsh squad for the 2011 Six Nations Championship, winning his second cap in the clash with Scotland at Murrayfield, replacing Mike Phillips in the 76th minute.
Knoyle was selected in the Wales squad for the 2011 Rugby World Cup, starting the pool match against Namibia.
[12] A shoulder injury ruled Knoyle of the 2012 Six Nations,[13] but he returned to the squad for the 2012 end-of-year rugby union internationals, and named to start against Argentina, displacing veteran scrum half Mike Phillips.