Giuseppe Troni (Portuguese: José Troni; Turin, 1739 – Lisbon, 1810) was an Italian court painter.

He was initially a pupil of his father, Alessandro Trono, but completed his studies in Rome.

In Lisbon, he would become famous once he became a court painter to the House of Braganza.

He would paint there many famous portraits of the kings and princes of Portugal, as well as the Portuguese nobility.

This article about an Italian painter born in the 18th century is a stub.