Moretto is a surname, and may refer to:
Moretto, or Moretto da Brescia, (c. 1498–1554), Italian Renaissance painter (in his case Il Moretto was a nickname) Angie Moretto, NHL player Enrico Moretto, Italian fighter ace Graziella Moretto, actress Marcelo Moretto de Souza, Brazilian footballer Nelly Moretto, musician Luciano G. Moretto, nuclear physicist Sara Moretto, politician