Maria Ana Rafaela Micaela Gabriela Lourença of Braganza, Infanta of Portugal, full Portuguese name: Maria Ana Rafaela Micaela Gabriela Lourença de Bragança, Infanta de Portugal (3 September 1899 – 23 June 1971) was a member of the House of Braganza and an Infanta of Portugal by birth and the wife of Karl August, 10th Prince of Thurn and Taxis.