Skiathos (, Skiáthos, ; Ancient Greek: , Skíathos; Latin forms: Sciathos and Sciathus) is a small Greek island in the northwest Aegean Sea. Skiathos is the westernmost island in the Northern Sporades group, east of the Pelion peninsula in Magnesia on the mainland, and west of the island of Skopelos.

Skiathos (, Skiáthos, ; Ancient Greek: , Skíathos; Latin forms: Sciathos and Sciathus) is a small Greek island in the northwest Aegean Sea. Skiathos is the westernmost island in the Northern Sporades group, east of the Pelion peninsula in Magnesia on the mainland, and west of the island of Skopelos.