António Manuel Viana Mendonça (born 9 October 1982) is an Angolan retired footballer who played as a right winger.

Born in Luanda, Mendonça moved to Portugal in January 2000 at only 17, signing with Varzim S.C. in the second division, and scored ten goals in 30 games in his first full season to help to Primeira Liga promotion.

He appeared in 28 matches in the following campaign (18 starts, two goals), with the Póvoa do Varzim side retaining their league status.

Estrela da Amadora combined, which prompted a return to his previous team, still in division two; whilst with Varzim, on 10 February 2007, he scored the 2–1 home winner that ousted giants S.L.

He played in all three group stage games – 270 minutes – as the Palancas Negras managed two points;[5] additionally, he participated in two Africa Cup of Nations tournaments.