His father was Petrus Johannes Kotzé, who owned the Leeuwenhof estate at the foot of Table Mountain and represented Cape Town in two Parliaments, as a member of the House of Assembly, and was twice Mayor of Cape Town. His brother, Rev J.J. Kotzé (older by 17 years), studied for the Church.
His father, Petrus Johannes Kotzé, who owned the Leeuwenhof estate at the foot of Table Mountain and represented Cape Town in two Parliaments as a member of the House of Assembly and was twice Mayor of Cape Town, had an older brother named Rev J.J. Kotzé (born 17 years earlier). He studied for the Church.