Pedro Calungsod, second Filipino Saint, was a migrant, sacristan and missionary catechist, who suffered religious persecution and martyrdom in Guam for their missionary work in 1672.While in Guam, he preached Christianity to the Chamorro people through catechism, while baptizing infants, children and adults at the risk and expense of being persecuted and eventually murdered. Through their missionary efforts, many native Chamorros converted to Roman Catholicism.
Pedro Calungsod was formally beatified on 5 March 2000 by Blessed Pope John Paul II and was officially canonized by Pope Benedict XVI at Saint Peter's Basilica in Vatican City on 21 October 2012.
