Name
- Rhisiart Owain ab Rhisiart1
- Rhisiart ab Hywel ab Dafydd ab Einion1
- Rhisiart ab Sion ab Edward1
- Rhydderch ab Rhisiart1
- Rhydderch, John1
- Rhys Goch Glan Ceiriog1
- Rhys Vynglwyd1
- Rhys ab Einion1
- Rhys o Garno, alias Rhys o Drwen1
- Robert Wyn ab Ifan1
- Robert ab Huw1
- Roger, Offeiriad1
- Rowland, William1
- Siams Davyddd1
- Siancyn ab Einion1
- Sion Caerau Hên1
- Sion Clywedog1
- Sion Rogier1
- Sion Salbri1
- Sion ab Hywel1