Aloisi is a surname. Notable people with the surname include:
Antonio Aloisi (born 1968), Italian footballer and manager Baldassare Aloisi (1578–1638), Italian painter Chris Aloisi (born 1981), American footballer Irene Aloisi (1925–1980), Italian actress James Aloisi, American lawyer and politician John Aloisi (born 1976), Australian footballer Ross Aloisi (born 1973), Australian footballer
See also Aloisi Masella (disambiguation) Alozie, surname Meryem Benm'Barek-Aloïsi (born 1984), Moroccan film director and screenwriter Polyommatus aloisi, species of butterfly Premio Carlo e Francesco Aloisi, Italian horse race