Lourdes Domínguez Lino (born March 31, 1981 in Pontevedra, Spain) is a Spanish professional female tennis player. On September 11, 2006 Domínguez Lino reached her career-high singles ranking: World No. 40.
She has won 1 WTA Tour singles tournament: 2006 Bogotá, defeating Flavia Pennetta. The year before, also in Bogotá she faced Pennetta in final, but lost.