Name
- Jorwerth Beli1
- Jorwerth Vynglwyd1
- Kings of Portugal1
- Lewis Môn1
- Lewis ab Edward1
- Lewis ab Griffith ab Hywel1
- Linden, Dr1
- Llawdden1
- Lloyd, David, of Add MS 148731
- Lloyd, Edward, of Add MS 148661
- Lloyd, Lodwik1
- Lloyd, Richard, of Add MS 148911
- Lloyd, of Add MS 150571
- Llywarch Hen1
- Llywelyn Goch y Dant1
- Llywelyn ab Hywel1
- Middleton, William, Captain; alias Gwilym Ganoldref1
- Morgan ab Huw Lewis1
- Morgan, James, of Add MS 149351
- Morris, Edward1