Fieni is a town in Dâmboviţa County, Romania, on the Ialomiţa River, having a population of 8,000. The "St. Nicholas" Church of Fieni, built in 1804, is a historical monument. A cement factory in Fieni was bought in 2002 by the German company HeidelbergCement. The local football team, Cimentul Fieni, was founded in 1936 and currently plays in Divizia C.