Name
- Owain Gwynedd, alias Owain Efan1
- Owain Twna1
- Owen, Matthew1
- Owen, Thomas, o Lanelwy1
- Parry, Morris1
- Pennant, Hugh1
- Philip, Richard1
- Philip, William1
- Powel, Moses1
- Price, Edmund1
- Price, Thomas, of Plas Jolyn1
- Raff ab Robert1
- Rhisiart Cynwal1
- Rhys Cain, of Add MS 148741
- Rhys Goch Eryri1
- Rhys Wyn ab Cadwaladr1
- Rhys ab Hywel ab Morgan1
- Rhys o Garno, alias Rhys o Drwen1
- Robert ab Gruffydd ab Jevan1
- Robin Ddu, of Add MS 148661