Luisa (Italian and Spanish), Luísa (Portuguese) or Louise (French) is a feminine given name; it is the feminine form of the given name Louis (Luis), the French form of the Frankish Chlodowig (German Ludwig), from the Germanic elements hlod "fame" and wig "combat". Variations include Luisinha, Luisella, Luisana, Luisetta, Luigia, Luiza and Luisel. . Its popularity derives from the cult of Saint Louise de Marillac of Paris, and from Giuseppe Verdi's opera Luisa Miller. People with the given name. Luisa.
https://en.wikipedia.org/wiki/Luisa