Region between the Swartkops and Coega Rivers near Port Elizabeth. Named after a Dutch East India Company Ship, which was wrecked in a storm in the English Channel, on 26 December 1749. The settlement Amsterdamhoek was also named after that ship.
References
New Dictionary of South African Place Names by Peter E. Rape
Further Reading
https://www.jstor.org/stable/10.7722/j.ctt81zgx