According to official results, the secessionist party "Junts pel Si" (Together for Yes) won 62 of 135 seats in Catalonia's parliament in an election on Sunday, while the leftist pro-independence Popular Unity Candidacy (CUP) party won 10 seats.
Pro-independence parties have an absolute majority in the parliament.
"Catalans have voted yes to independence," the Catalan President Artur Mas said.