Sport Clube Melgacense (abbreviated as SC Melgacense) is a Portuguese football club based in Melgaço in the district of Viana do Castelo.
SC Melgacense currently plays in the Terceira Divisão Série A which is the fourth tier of Portuguese football. The club was founded in 1957 and they play their home matches at the Centro de Estágios de Melgaço in Melgaço. The stadium can accommodate 1,200 spectators.
The club is affiliated to Associação de Futebol de Viana do Castelo and has entered the national cup competition known as Taça de Portugal on a few occasions.