Santi Quirico e Giulitta, Siena

Santi Quirico e Giulitta, also called San Quirico in Castelvecchio is a Renaissance style, Roman Catholic parish church located in Pian de Mantellini in the Terzo de Citta of Siena, region of Tuscany, Italy.

The church is ancient, putatively founded in the 11th century on the foundations of an earlier pagan temple.

The portico, and parts of the apse and sacristy retain some of the ancient traces.

The Prayer in the Garden, Fall of the Rebel Angels, Four prophets and four evangelists in the apse, were painted by Cristoforo Casolani.

Saints Clare, Catherine of Siena, Peter and Paul, and the Angel are by Salimbeni.