Francesco I Gattilusio
Francesco I Gattilusio (Ancient Greek: Φραντζέσκος Γατελιοῦζος, romanized: Phrantzéskos Gatelioûzos; c. 1325 – 6 August 1384) was the first member of the Gattilusio family to rule the Aegean island of Lesbos as a vassal of the Byzantine emperor.