Abbati is an Italian surname. Notable people with the surname include:
Armanda Degli Abbati (1879–1946), Italian opera singer Giuseppe Abbati (1836–1868), Italian artist Pietro Abbati Marescotti (1768–1842), Italian mathematician Pietro Giovanni Abbati (1683–1745), Italian set designer, painter, and engraver Stefano Abbati (born 1955), Italian actor Vincenzo Abbati (1803–1874?), Italian painter
See also Abatis, a type of field fortification