Gonubie is a beachside town in the Eastern Cape province of South Africa. Named after the Gqunube River to the north, the name is said to be d…Gonubie is a beachside town in the Eastern Cape province of South Africa. Named after the Gqunube River to the north, the name is said to be derived from Khoekhoen and to mean 'bramble river', after Royena growing there.