Alatopetra (, before 1927: äÿÃÂöù â Touzi) is a village and a community of the Grevena municipality. Before the 2011 local government reform it was a part of the municipality of Theodoros Ziakas, of which it was a municipal district. The 2021 census recorded 48 residents in the village. The community of Alatopetra covers an area of 8.272 km<sup>2</sup>.