Roseller "Matoy" Barinaga (born August 4, 1936) is a Filipino lawyer and politician from the province of Zamboanga del Norte.

He previously served as Vice Mayor of Dipolog (1970–1978),[1] Mayor of Dipolog (1978–1986; 1988–1998),[2] member of the Philippine House of Representatives from the 2nd legislative district of Zamboanga del Norte from 1998 to 2007,[3] and Undersecretary for Mindanao of the National Anti-Poverty Commission (2016–2018).

[4][5] Apart from his political career, Barinaga served as a professor and dean in Jose Rizal Memorial State University - Main Campus in Dapitan.

Not long enough, Barinaga would return to city hall as mayor in 1988 until his resignation in 1998 when he ran and won as representative for the 2nd District of Zamboanga del Norte until 2007.

A classroom inside Dalupan Building in University of the East in Manila was renamed Cong.