Gaetano Perego (died 1783) was an Italian painter active in Northern Italy.
He worked in the Sanctuary of Vicoforte in preparation for the wedding of Victor Amadeus III of Savoy and Maria Antonietta of Bourbon in 1750.
In 1753–1780, he helped decorate the Carignano theater in Turin, and the Hunting Lodge of Stupinigi.
He married the daughter of the painter Vittorio Amedeo Cignaroli.
This article about an Italian painter born in the 18th century is a stub.