WSV Numansdorp is a marina and watersports association located in Numansdorp, in the Hoeksche Waard region of Zuid-Holland, Netherlands. It serves as an access point for boaters exploring the Dutch waterways and coast.

The marina offers around 160 berths equipped with water, electricity, and internet connections, along with 20 guest berths in the municipal harbor. The maximum depth is 2. 2 meters. The facility can be reached on VHF channel 31.