The patron of Quiliano is Saint Lawrence the martyr, celebrated on 10 August in the parish church of San Lorenzo Martire, in the main town.
The municipality has other parish churches in its hamlets: that of the Santissimo Salvatore at Valleggia, and that of Sant'Anna at Cadibona, mentioned in 17th-century documents and rebuilt in 1750, which keeps paintings and frescoes from that same century.



