Miguel Ferreira da Costa (born 1954) known as Dom Tomás de Aquino, is the prior of the Holy Cross Monastery in Nova Friburgo (Rio de Janeiro State), a refuge for priests who have left the Society of Saint Pius X. He entered the Abbey of Sainte-Madeleine du Barroux in Vaucluse, France, in 1974 and took the name Thomas Aquinas. He was ordained a priest in 1980 in Écône by Archbishop Marcel Lefebvre. In 1987, he and a group of monks from la Barroux left to Brazil to start the Monastery of the Holy Cross in Nova Friburgo. He is a traditionalist bishop with the "Marcel Lefebvre Priestly Union" (SSPX Resistance). Bishops Richard Williamson and Jean-Michel Faure consecrated him a bishop, 19 March 2016.