Wilderness (Afrikaans: Wildernis) is a seaside town on the Garden Route of the southern Cape in South Africa.
It is situated a short distance east from the city of George, on the N2 down the Kaaiman's River Pass. It is known for its long white sand beach and lagoons. The town caters mostly to holiday-makers and is situated directly on the Touw River Lagoon.
The town experiences an extremely mild climate, typical of the Garden Route and has little temperature variation, seldom dropping below 10 °C and above 28 °C, with year-round rainfall. The flora type is Afromontane gallery forest.
The Outeniqua Choo Tjoe steam train originally ran through the town en route between George and Knysna during its years of operation.