The Church of the Holy Trinity, also called the Russian Church, in Belgrade is a metochion of the Russian Orthodox church in Belgrade, Serbia. It was erected in 1924 according to the plans of Russian émigré architect Valery Stashevsky and was meant mainly for refugees from Soviet Russia who arrived in Serbia in thousands from 1920, after the defeat of the White Army in European part of Russia in the Russian Civil War. The church is located on the northern edge of the Tašmajdan Park, next to a much bigger St. Mark's of the Serbian Orthodox Church.