The Cathedral of St. John the Baptist[1] (Greek: Καθεδρικός ναός του Αγίου Ιωάννη του Βαπτιστή) is a parish of the Catholic Church in Fira, on the island of Santorini in Greece.[2][3] It serves as the cathedral of the Diocese of Santorini.
The cathedral is located in the city center, in the Catholic neighborhood. The current church, a baroque structure of blue-gray and cream, was built in 1823. It was completely restored and rebuilt in 1970, after the earthquake of 1956.
36°25′13″N 25°25′50″E / 36.4203°N 25.4306°E / 36.4203; 25.4306