David Llewellyn

Who was David Llewellyn?

Sir David Treharne Llewellyn, was a British Conservative Party politician.

Llewellyn was the younger son of the Welsh industrialist Sir David Llewellyn, 1st Baronet. Sir Harry Llewellyn, 3rd Baronet, was his elder brother. He sat as Member of Parliament for Cardiff North from 1950 to 1959 and served under Winston Churchill as Under-Secretary of State for the Home Department from 1951 to 1952.

His wife Joan Anne née Williams, OBE was head of the wartime Cabinet Office cypher office. They had two sons and one daughter.