Dulanto is a Spanish surname. Notable people with the surname include:
Alberto Ismodes Dulanto (1910–unknown), Peruvian chess master Alfonso Dulanto (born 1969), Peruvian professional footballer Alfonso Dulanto Rencoret (1943–2025), Chilean politician Gustavo Dulanto (born 1995), Peruvian professional footballer Héctor Chumpitaz Dulanto (born 1967), Peruvian footballer and manager Laura Esther Rodriguez Dulanto (1872–1919), first female physician in Peru Manuel Cipriano Dulanto (1801–1867), Peruvian military man Santiago María Ramírez Ruíz de Dulanto (1891–1967), Dominican priest and professor