Name
- Jorwerth Vynglwyd1
- Lewis Daron1
- Llawdden1
- Lloyd, Edward, of Add MS 148661
- Llywarch Hen1
- Llywelyn Moel y Pantri1
- Llywelyn ab Hywel1
- Mabclaf ab Llywarch, alias Mab Clochyddyn1
- Manuel, Dafydd, poet, 1624?-17261
- Mason, Morgan1
- Matthew Llywelyn Goch1
- Merddin ab Morvryn, alias Merddin Wylt1
- Morgan, John, Reverend; of Add MS 148661
- Morris, Edward1
- Morris, Hugh1
- Morris, Lewis, alias Llywelyn Ddu1
- Morris, William, alias Gwilym Cybi1
- Owen, David, of Add MS 148731
- Owen, Humphrey, of Add MS 148661
- Owen, Thomas, of Add MS 148731