Deneys Reitz (1882–1944), son of Francis William Reitz, was a Boer warrior who fought in the Second Boer War for the South African Republic against the British Empire. After a period of exile in French Madagascar he returned to South Africa, where he became a lawyer and founded a major South African law firm. In the First World War he fought for the Union of South Africa against the German Empire, and then was an officer in the British Army, commanding several battalions. In later life he was a politician. Deneys Reitz was educated at Grey College, Bloemfontein.

Francis William Reitz, Jr. was a South African lawyer, politician, statesman, publicist, and poet who was a member of parliament of the Cape Colony, Chief Justice and fifth State President of the Orange Free State, State Secretary of the South African Republic at the time of the Second Boer War, and the first president of the Senate of the Union of South Africa.