The Maadi-Buto culture, also Maadian culture or Lower Egyptian culture, was a culture of Prehistoric Egypt. It consists in about a dozen sites, including the excavated cemetery and settlement complex Maadi near modern Cairo. The Maadian culture is first identified during the second part of Naqada I and continued until Naqada IIc/d, when it was replaced by the Naqada II culture. Major sites include el-Gerza, Haraga, Abusir el-Melek, and Minshat Abu Omar.