Vilca may refer to:
Vilca, a common name for Anadenanthera colubrina Vilca District, a district in Huancavelica, Peru
People with the surname Alejandro Vilca (born 1976), Argentine politician Marco Vilca (born 2000), Peruvian middle-distance runner María Luisa Vilca (born 1948), Peruvian sprinter Rodrigo Vilca (born 1999), Peruvian footballer Susana Vilca (born 1959), Peruvian politician
See also Vilcha (disambiguation)