Antonios Keramopoulos (Greek: Αντώνιος Κεραμόπουλος; Vlasti, 1870 – Athens, 13 May 1960) was a Greek archaeologist. He conducted numerous excavations studying Mycenean and classical Greek antiquities during the early 20th century, including excavations at the Agora of Athens and at the palace of Mycenae. He also wrote studies about later Greek history. Among other things, he became known as a proponent of the theory of an autochthonous Greek origin of the Vlachs in Greece.