Ignatius of Loyola and Francis Xavier, founders of the Society of Jesus, are canonized by the Roman Catholic Church.

Ignatius of Loyola, venerated as Saint Ignatius of Loyola, was a Basque Spaniard Catholic priest and theologian, who, with six companions, founded the religious order of the Society of Jesus (Jesuits), and became its first Superior General, in Paris in 1541.

Francis Xavier,, venerated as Saint Francis Xavier, was a Navarrese cleric and missionary. He co-founded the Society of Jesus and, as a representative of the Portuguese Empire, led the first Christian mission to Japan.

The Society of Jesus, also known as the Jesuit Order or the Jesuits, is a religious order of clerics regular of pontifical right for men in the Catholic Church headquartered in Rome. It was founded in 1540 by Ignatius of Loyola and six companions, with the approval of Pope Paul III. The Society of Jesus is the largest religious order in the Catholic Church and has played significant role in education, charity, humanitarian acts and global policies. The Society of Jesus is engaged in evangelization and apostolic ministry in 112 countries. Jesuits work in education, research, and cultural pursuits. They also conduct retreats, minister in hospitals and parishes, sponsor direct social and humanitarian works, and promote ecumenical dialogue.

The Catholic Church, also known as the Roman Catholic Church, is the largest Christian church, with 1.27 to 1.41 billion baptized Catholics worldwide as of 2025. It is among the world's oldest and largest international institutions and has played a prominent role in the history and development of Western civilization. The Church consists of 24 sui iuris (autonomous) churches, including the Latin Church and 23 Eastern Catholic Churches, which comprise almost 3,500 dioceses and eparchies around the world, each overseen by one or more bishops. The pope, who is the bishop of Rome, is the chief pastor of the church.