Witzenberg is nestled in the Cape Winelands District on Route 62, consisting of : Ceres; Tulbagh; Wolseley; Op-die-Berg and Prince Alfreds Hamlet. The name means 'basin of water behind the Witsenberg'. This is a Mountain Range extending North and South, East of Tulbagh and North-West of Ceres. Witsenberg got its name from WA van der Stel in 1699, in honour of a friend of his, Nicholaes Witsen. Who was a Director of the Dutch East India Company and 13 times Mayor, of Amsterdam in Holland, between 1682-1706. This picturesque valley is world renowned for producing export quality deciduous fruit, vegetables and wine products. The area also produces olives, grain, beef and pork.

Nicolaes Witsen Image source

Geolocation
19° 10' 12", -33° 10' 48"
References

New Dictionary of South African Place Names by Peter E. Raper