Langebaan is a town in the Western Cape province of South Africa on the eastern shore of Langebaan Lagoon.
Langebaan is situated 120km north of Cape Town, just off the R27, about 28km from Vredenburg and 20km from Saldanha Bay. The Lagoon stretches for 17km from Saldanha Bay, past Langebaan to Geelbek in the South. In places it is up to 4km wide.