- Habakkuk, John Hrothgar
- Harries, Leslie
- Harris, John
- Hartmann, Edward George
- Havard, William Thomas
- Herbert, Trevor
- Himsworth, Katherine
- Hockey, Lawrence William
- Holmes, Graeme
- Hooson, Hugh Emlyn
- Hopkin, Deian R.
- Hopkins, Donald Walter
- Hopkins, Thomas James
- Hopper, L. N.
- Hudson, Benjamin
- Hudson-Williams, Thomas
- Hugh, Richard Leonard
- Hughes, Alfred Ernest
- Hughes, Arwyn Lloyd
- Hughes, Daniel
- Hughes, David Rowland
- Hughes, Garfield Hopkin
- Hughes, Glyn Rhys
- Hughes, Glyn Tegai
- Hughes, Herbert
- Hughes, Howell Harris
- Hughes, John
- Hughes, John Edward
- Hughes, John Williams
- Hughes, Norma Gwyneth
- Hughes, Richard Edmund
- Hughes, Richard Elwyn
- Hughes, Robert Gwilym
- Hughes, Robert Richard
- Hughes, Robert William
- Hughes, Thomas Michael
- Hughes, William Roger
- Humfrey, Belinda
- Humphreys, Charles Heber
- Humphreys, Edward Morgan
- Hutchinson, Siân
- Huws, Daniel
- Huws, Richard E.
- Hyde, Robert