Name
- Sion Phylip1
- Sion Rogier1
- Sion Salbri1
- Taliesin1
- Thomas Glyn Llifon1
- Thomas, Robert, of St. Bride's1
- Trevor, David, of Add MS 148661
- Trevor, John, of Add MS 148911
- Tudyr Aled1
- Twm Tegid1
- Vaughan, Robert, of Hengwrt1
- Watcin Clywedog1
- William Cynwal, of Add MS 148661
- William Lleyn1
- William Penllyn1
- William ab Hywel ab Thomas1
- Williams, Rowland1
- Wynne, C-1