Giovanni del Fantasia

Giovanni del Fantasia (1670–1743) was an Italian architect and engineer, operating in a Baroque style, mainly in and around Livorno, region of Tuscany, Italy.

He served as Provedditore of the Regia Fabbriche of Livorno.

Among his works in Livorno are:
 * Palazzo di Giustizia, Livorno
 * Palazzo Comunale, Livorno (1731)
 * Santa Caterina, Livorno (1720)
 * San Gregorio Illuminatore, Livorno
 * Church of Luogo Pio, Livorno
 * Work at the Sanctuary of Montenero, Livorno (1720)
 * Chapel of the Santissimo Sacramento, Duomo of Livorno
 * Church of the orphanage