Montaldo is an Italian surname.
Antoniotto di Montaldo (1368–1398), Doge of the Republic of Genoa Carlos Montaldo (1940–2025), Argentine rower Giuliano Montaldo (1930–2023), Italian film director Leonardo Montaldo (1319–1384), 7th doge of the Republic of Genoa Stefano Montaldo, Italian mathematician
See also
Montaldo (disambiguation)