Blues front rower John Yapp will be continuing his role as tighthead for the Wanderers.
Glamorgan Wandererers stick with the majority of the line-up selected to play in the two recent postponed games.
In the backs Dafydd Hewitt partners James Loxton in the centre with Jason Pocock retaining the full back role. Robin Lock comes in to replace Jamie Jones on the wing.
In the pack Scott Andrews take a rest on the bench after a hard week with the Wales Under 20's squad while John Yapp deputises continuing his education at tight head prop.
Glamorgan Wanderers: 15. Jason Pocock 14. Steve Cullen 13. James Loxton 12. Dafydd Hewitt 11. Robin Lock 10. Mark Roper 9. Luke Evans; 1. Nathan Trevett 2. Ross Johnson 3. John Yapp 4. Gareth Knight
5. Richard Thomas 6. Ben White 7. Ben Rose 8. Mike Grimes
Replacements 16. Richard Emms 17. Mark O'Leary 18. Scott Andrews 19. Nio Aiono 20. Lee Highgate 21. Scott Sneddon 22. Glenn Holloway
Glamorgan Wanderers Development squad, the only Welsh side in the Canterbury league setup, take their impressive recent form to Rosslyn Park on Saturday hoping to stay top of Division 1.
Earlier in the season Rosslyn Park traveled to the Memorial Ground and were defeated 35-21.
The squad includes Simon Rosser, continuing his recovery from injury, James Thomas, Charlie Johnson and Alex Luff from the senior squad. The side is captained by scrum half Andrew Cawley.
Glamorgan Wanderers Development Squad: 15. Charlie Johnson 14. Owen Marshall 13. Simon Rosser 12. Mike Hurley 11. Tim Downing 10. James Thomas 9. Andrew Cawley (capt); 1. Ryan Beddows 2. Chris Greenfield 3. Sean O'Sullivan 4. Chris Huntley 5. Alex Luff 6. Alistair McDonald 7. Andrew Bradbury 8. Karl Kimber
Replacements: 16. Scott Britton 17. Christian Gee 18. Richard Perry 19. Johnno Bateman 20. Nathan Palmer 21. Lewis Johnson 22. Luke Fear
The Webb Ellis Cup visited Lampeter on Monday to recognise the fact that the town is celebrating a major milestone as it is believed the first ever game of rugby played in Wales, was in fact played in Lampeter 150 years ago.
Cardiff Blues U18 Girls will go into Sunday's Gemau Cymru with an extra spring in their step after Welsh internationals Elinor Snowsill and Philippa Tuttiett offered some last minute tips at a training session earlier this week.
Rob Howley and Josh Lewsey addressed more than 250 community club coaches and referees at the first WRU National Community Conference on the weekend. The volunteers benefitted from coaching masterclasses and workshops in a bid to connect all levels of the rugby pathway in Wales.
UEFA has today confirmed the Football Association of Wales (FAW) has been successful in its bid for the Millennium Stadium to host the 2017 UEFA Champions League Final on Saturday 3rd June, 2017 (kick-off: 19.45hrs GMT).
The winners of a filmmaking competition organised by the education charity Into Film and the WRU enjoyed a behind the scenes tour of the Millennium Stadium - and a chance to be photographed with the WRU's fire-breathing, rugby loving mascot, Scorch The Dragon, and Welsh international, Jake Ball.