San Jacopo Apostolo is a Romanesque-style Roman Catholic parish church located on via Domenico Bertini # 26 in the town of Gallicano, Province of Lucca, region of Tuscany, Italy.
By the tenth century it was recognized as a collegiate church.
The church layout of today was built in the 11th century.
The church was initially linked to the mountaintop castle, but it moved to being a parish church.
In 1485, it was reconstructed using material form the abandoned church of San Giovanni.