Panos Valavanis (Πάνος Βαλαβάνης, born 1954 in Athens) is a Greek classical archaeologist.
Panos Valavanis studied at the University of Athens and the University of Würzburg. Since 1980 he has worked at the University of Athens, where since 2000 he has been a professor extraordinarius in classical archäeology. Valavanis does research on Greek pottery and Greek vase painting, on the architecture and topography of ancient Athens, on ancient technology, and on ancient sports. For his book Games and Sanctuaries in Ancient Greece, a foreword was written by John Boardman.
Valavanis is a corresponding member of the Deutsches Archäologisches Institut.