Dordt University is a private evangelical Christian university in Sioux Center, Iowa. It was founded in 1955 and is affiliated with the Christian Reformed Church in North America. The university name is a reference to the Synod of Dordt (Dordrecht).

Sioux Center is a city in Sioux County, Iowa. The population was 8,229 at the time of the 2020 census. Sioux Center is notable for its Dutch heritage, agribusiness, and as the location of Dordt University.