Bernard Moses Casper (1916–1988) was a British-South African rabbi. He was born and raised in London; educated in London and Cambridge; and served as both a Rabbi and educator in Manchester and London. He was a commissioned Chaplain in the British Army through most of the Second World War, and served with distinction as Senior Chaplain of the Jewish Brigade, earning a Mention in Despatches. He served as Chief Rabbi of the Union of Orthodox Synagogues and its predecessors in South Africa from 1963 to 1987.