San Giorgio dei Greci is a church in the sestiere (neighborhood) of Castello, Venice, northern Italy. It was the center of the Scuola dei Greci, the Confraternity of the Greeks in Venice. Around this period there was a similar church in Naples called Santi Pietro e Paolo dei Greci. There was also a Greek Brotherhood of Naples.

Santi Pietro e Paolo dei Greci is a church at the Campania, the historic center of Naples, in Via San Tommaso d'Aquino 51. It was the center of the Scuola dei Greci in Naples and the Confraternity of the Greeks in Naples. Around this period there was a similar church in Venice called San Giorgio dei Greci. There was also a Greek Brotherhood of Venice. A prominent member of the Greek Brotherhood was famous painter Belisario Corenzio. The church was initially dedicated to the Twelve Apostles. They began building the church at the request of one of the descendants of the Byzantine Empire Thomas Asen Palaiologos. The church currently belongs to the Greek State.