Longuinhos dos Santos (born 4 July 1974) is an East Timorese politician, and a member of the People's Liberation Party (PLP).

He completed his secondary education, in the then Liquiçá District, in 1994, but was then prevented by the then political circumstances in East Timor from continuing his studies.

Until the 1999 East Timorese independence referendum, he provided services to clandestine liberation networks.

[1] Santos resumed his studies in 2001, at the Faculty of Economics and Management of the National University of Timor-Leste (UNTL).

[4][5][6] Santos's tenure as Minister ended when the IX Constitutional Government took office on 1 July 2023.