General James Barry Munnik Hertzog , better known as Barry Hertzog or J.
Hertzog (6 April 1866 – 21 November 1942), was a South African politician and soldier.
He was a Boer general during the second Anglo-Boer War who became Prime Minister of the Union of South Africa from 1924 to 1939.
Throughout his life he encouraged the development of Afrikaner culture, determined to protect the Afrikaners from Britain's influences.
He is the only South African Prime Minister to have served under three British Monarchs (George V, Edward VIII, and George VI).