Name
- Morris, Lewis, alias Llywelyn Ddu1
- Morris, Richard, alias Rhisiart Fynglwyd, alias Llewelyn Ddulwyd1
- Morys ab Evan ab Einion, alias Morys Dwyfech1
- Owain Gwilym, Syr1
- Owain Gwynedd, alias Owain Efan1
- Owain, Person1
- Owen, David, of Add MS 148731
- Owen, Gronwy, Reverend; alias Gronwy Ddu1
- Owen, Humphrey, of Add MS 148661
- Owen, Miles1
- Owen, Thomas, Reverend1
- Philip, Richard1
- Philip, William1
- Powis, Lewis1
- Price, Fulke1
- Price, Thomas, of Plas Jolyn1
- Prichard, John1
- Prichard, Michael1
- Principality of Wales1
- Reynallt, John Rees1