Name
- Bleddyn was y Cwd1
- Boroughs, Reverend1
- Bulkeley, Family1
- Burges, Reverend1
- Cadwgan Gock1
- Caswallon Law Hir, King of North Wales1
- Church of Llandaff1
- Collegiate Church of Clynnog, Caernarfonshire1
- Dafydd Ddu Athro Hiraddug, poet, before 14001
- Dafydd Llwyd ap Gwilym Gam, poet, fl before 16171
- Dafydd Llwyd ap Llywelyn ap Harri, poet, fl before 16001
- Davies, Robert, of Guissaney, antiquary, 1684-17281
- Dee, -, writer of sermons, fl 1626-16381
- Delves, John, author, fl 13521
- Dryden, John, poet and dramatist, 1631-17001
- Dwn, Henry, landowner and rebel, d 14161
- Ednyved Vychan1
- Edward ab Hywel ab Gryfydd1
- Einion Wan1
- Elis, Dr1