Paul Johannes Roos (30 October 1880 – 22 September 1948) (also known as Oom Polla – Afrikaans for "Uncle Polla", "Polla" being a pet name for "Paul") was one of the first South African Springbok rugby union captains and led the first South African rugby team to tour overseas – to Britain in 1906. Roos was born near the South African town of Stellenbosch on 30 October 1880 and completed his education there.