Saint María de la Purísima Salvat Romero (20 February 1926 – 31 October 1998), born María Isabel Salvat Romero, was a Spanish Roman Catholic nun and a member of the Sisters of the Company of the Cross. She assumed the name of "María de la Purísima of the Cross" after she entered that order. Romero was the successor of Saint Angela of the Cross of the latter's congregation and was known for her firmness in the progress of the order and in their role as servants of God and His people. Romero was known in her order for her strong commitment to uphold the magisterium of the Church.