The Sgouros (Medieval Greek: Σγουρός), also known as Sgouropoulos (Σγουρόπουλος), Sgouromallaios (Σγουρομαλλαίος), Sgouranos (Σγουρανός), Sgouris (Σγουρής), Sgourismenos (Σγουρισμένος), Sgouritzis (Σγουρίτζης), and Sgourogiannis (Σγουρογιάννης), was a Byzantine Greek noble family – composed of multiple branches – that originated from Nafplio.[1]