Luca Postiglione (October 18, 1876 in Naples – 1936) was an Italian painter, mainly of portraits, and historic and genre subjects, in a Realist style.
He was the son of the painter Luigi Postiglione.
His elder brother, Salvatore Postiglione was also a painter and his teacher.
Luigi's uncle, Raffaele (1818–1897) was a professor at the Neapolitan Institute of Fine Arts.
This article about an Italian painter born in the 19th century is a stub.