Name
- Harbert, Family1
- Harri Bevan1
- Harri ab Llywelyn1
- Herbert, Earl of Powis1
- Herbert, Family1
- Herbert, George, Lord Ludlow1
- Hilary, Saint, Bishop of Poitiers, c 300-c 3681
- Holand, Family1
- Homerus1
- Hopcin, Tomas Phylip1
- Hughes, Family1
- Hughes, John, of Add MS 149381
- Hughes, Jonathan1
- Hughes, Lewis, of Add MS 124961
- Hughes, Michael1
- Hughes, Rowland1
- Humphreys, Humphrey, Bishop of Bangor and (1701) of Hereford1
- Hutan Banwr1
- Huw Cadwaladyr1
- Huw Davydd Llwyd1