In 1668, Father Diego Luis de San Vitores renamed the islands Las Marianas in honor of his patroness, the Spanish regent Mariana of Austria (1634–1696), widow of Felipe IV (reigned 1621–1665).
In 1668, faTher dIeGO LuiS de san vItOres rEnAmed the islAnDs las marIanAs IN Honor OF hIS pATroNeSs, thE sPanIsh RegEnt MARiana of AusTria (1634–1696), widoW of felIPe Iv (reiGned 1621–1665).