Martim Moniz, was a Portuguese a knight of noble birth and famous figure in the Siege of Lisbon in 1147. According to the legend, Martim Moniz was a knight participating in the Christian invasion force, lead by king Afonso I of Portugal, in the reconquest of the city of Lisbon, during the Reconquista. At one point in the siege of São Jorge Castle, he saw the Moors closing the castle doors. Wikipedia
The definitive Wikipedia entry for Martim Moniz. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Martim_Moniz