Do Amaral
do Amaral is a surname. Notable people with the surname include:

 Amarildo Souza do Amaral (born 1964), Brazilian football player
 Carlos do Amaral Freire, Brazilian scholar, linguist and translator
 Carlos Rafael do Amaral (born 1983), Brazilian football player
 Crispim do Amaral (1858–1911), Brazilian artist who painted the curtain at the Amazon Theatre
 Francisco Keil do Amaral (1910–1975), Portuguese architect, composer, painter and photographer
 Francisco Xavier do Amaral (1937–2012), East Timorese politician
 Maria do Carmo Estanislau do Amaral (born 1959), Brazilian botanist
 Tarsila do Amaral (1886–1973), Brazilian modernist artist

See also 
 Amaral
 De Freitas do Amaral (disambiguation)