Name
- Geoffrey of Monmouth, historian and Bishop of St Asaph, c 1100-c 1154, http://isni.org/isni/000000... http://viaf.org/viaf/890282321
- Gruffudd Llwyd ap Ifan, poet, fl 15641
- Gruffudd ap Cynan, King of Gwynedd, called "King of all the Welsh", c 1055-11371
- Gruffudd ap Nicolas, landowner, administrator and patron of poetry, fl 1415-14601
- Gruffydd ap Meredydd, poet, fl before 17141
- Herbert, Morgan, of Add MS 148831
- Hughes, R-, of Add MS 150201
- Humphrey, Robert, alias Robert Ragad1
- Johnes, Thomas, FRS, MP1
- Jones, Hugh, of Add MS 149351
- Jones, John, of Celli Lyvdy1
- Lloyd, Humphrey1
- Lloyd, Lodwik1
- Llwelyn ab Meredudd, alias Llelo Gwta1
- Llywarch Hen1
- Merddin ab Morvryn, alias Merddin Wylt1
- Meyrick, Owen1
- Morgan, John, Reverend; of Add MS 148661
- Morgan, William, Reverend1
- Morris, H-1