No, he was a Dominican priest. He was disciple of St Albert the Great, who was disciple of St Jordan of Saxony who was disciple of St Dominic of Guzmán. read more
and St Thomas Aquinas 1225 – 7 March 1274 The Jesuits were founded later, by St Ignatius of Loyola c. October 23, 1491– July 31, 1556 After the name, a Dominican priest adds OP, Ordinis Praedicatorum, while a Jesuit priest adds SJ, Societatis Jesu. read more