Giovanni Battista Marchetti (1730–1800) was an Italian painter, active mainly as a decorative fresco painter in a neoclassical-style in

Siena Siena ( , ; lat, Sena Iulia) is a city in Tuscany, Italy. It is the capital of the province of Siena. The city is historically linked to commercial and banking activities, having been a major banking center until the 13th and 14th centuri ...

and

Rome , established_title = Founded , established_date = 753 BC , founder = King Romulus (legendary) , image_map = Map of comune of Rome (metropolitan city of Capital Rome, region Lazio, Italy).svg , map_caption ...

. He was born in Siena and died in Rome. There he was employed in decorations of the Oratory of the Archconfraternity of Santa Caterina da Siena, the Sala di Psiche in the Villa Borghese, and the church of

Santa Caterina da Siena a Via Giulia Santa Caterina da Siena is a church in Rome dedicated to Catherine of Siena. It is sited on via Giulia in the Regola district. History This church is indissolubly linked to the history of the Archconfraternity of Siena in Rome, to which it st ...

(1769). The work in the Borghese was along with Tommaso Conca. In 1764, along with Leonardo Massimiliano de Vegni, he painted the Theater of

Montalcino Montalcino is a hill town and ''comune'' in the province of Siena, Tuscany, central Italy. The town is located to the west of Pienza, close to the Crete Senesi in Val d'Orcia. It is from Siena, from Florence and from Pisa. Monte Amiata is loc ...

, and the cupola of the church of the Madonna della Rosa in Chianciano Terme. A distinct GB Marchetti, born in Predore near Bergamo in 1686, was an architect in Brescia. He was the father of Antonio Marchetti.Treccani encyclopedia
entry on Antonio Marchetti, Dizionario Biografico degli Italiani - Volume 69 (2007), by Micaela Mander.

References

{{DEFAULTSORT:Marchetti Giovanni Battista 18th-century Italian painters Italian male painters Painters from Siena 1730 births 1800 deaths 18th-century Italian male artists