Adunații-Copăceni is a commune located in Giurgiu County, Muntenia, Romania. It is composed of four villages: Adunații-Copăceni, Dărăști-Vlașca, Mogoșești, and Varlaam. The commune is situated in the southern part of the Wallachian Plain, on the banks of the Argeș River, at an altitude of 79 m. It is located in the central part of Giurgiu County, on the border with Ilfov County.