Debre Selam Kidist Mariam (also known as Re'ese Adbarat Debre Selam Kidist Mariam) is an Ethiopian Orthodox Tewahedo church in Washington, D.C. It serves the Ethiopian Orthodox community in the Washington metropolitan area, one of the largest concentrations of Ethiopian Orthodox Christians in the United States. The Ethiopian Orthodox Tewahedo Church is an Oriental Orthodox communion in communion with the other Oriental Orthodox churches.