Voorhout is a village and former municipality in the western Netherlands, in the province of South Holland. The former municipality covered an area of 12.59 km2 of which 0.33 km2 is covered by water, and had a population of 14,792 in 2004. Together with Sassenheim and Warmond, it became part of the Teylingen municipality on January 1, 2006. Voorhout is located in an area called the "Dune and Bulb Region".

Geertruida Everdina Wilhelmina van Aalten was a Dutch actress who appeared in many German films in the 1920s and 1930s.