Rødvig is a town and fishing harbour, with a population of 1,860 (1 January 2024), in Stevns Municipality, Region Zealand in Denmark.

The town is situated on the south east coast of Zealand just south of Stevns Klint.

Rødvig Harbour is a combined marina and fishing harbour. It is the second largest active fishing harbour on Zealand.

Rødvig Flint oven stands at the harbour, as a landmark for Rødvig. It is a 3.5 meter tall square building, with a 5 meter high chimney brick on top. The current oven is a replica of a flint oven build in 1870 for production of flint floure used for fajance.

Rødvig Ship Motor Museum, located at Havnevej 7, near the harbour, has a collection of approximately 400 different ship engines.

Rødvig Beach is a sandy beach stretching more than 1 kilometer west of the harbour.

Rødvig is served by Rødvig railway station. The station is the southern terminus of the Hårlev-Rødvig branch of the Østbanen railway line which connects Rødvig with Køge and the rest of the Danish rail network.