Maria I of Portugal was Queen of a place derived from the words Gharb al-Andalus.
The Kingdom of the Algarve ( Portuguese : Reino do Algarve , from the Arabic Gharb al-Andalus غرب الأندلس ) , later the Kingdom of the Algarves ( Portuguese : Reino dos Algarves ) , was a nominal kingdom within the Kingdom of Portugal . Dona Maria I ( English : Mary I ; 17 December 1734 -- 20 March 1816 ) was Queen of Portugal , Brazil , and the Algarves .