Bifort, Llewelyn, [120]

Black Death, [102-103]

Bleddyn, [39]

Blegwryd, [48]

Bosworth, [126]

Bow, Long, [102]

Braose, Reginald, [76]

Britain, [8], [9], [11], [14], [23], [34-35], [40]

Brythons, [20], [32], [36]

Cantrefs, the Four, [83], [87-88], [90], [92]