Dughet was born in Rome, the son of a French pastry-cook [1] and his Italian wife.
[1] Between around 1631 and 1635 he became a pupil of Nicolas Poussin, who had married his sister Anne five years earlier.
[1] He painted several cycles of frescoes, including one, showing various sites around Rome, at the Colonna Palace.
[1] He worked with Pier Francesco Mola, Cozza, and Mattia Preti at the Palazzo Pamphilj in Valmontone.
[5] There is another fresco cycle by Dughet, though in a bad state of preservation, in San Martino ai Monti.