Name
- Owen, Thomas, of Add MS 148731
- Philip, William1
- Porter, Howel1
- Powel, Dr1
- Powel, Morgan1
- Price, Fulke1
- Prichard, John1
- Prichard, Rice1
- Reynallt, John Rees1
- Rhisiart Cynwal1
- Rhisiart Jorwerth1
- Rhydderch, John1
- Rhys Brydydd1
- Rhys Goch Glan Ceiriog1
- Rhys Vynglwyd1
- Rhys ab Einion1
- Robert Leiaf1
- Robert Llyn1
- Robert Wyn ab Ifan1
- Robert ab Davydd Llwyd1