Be more specific. There are many St. Ignatius (St. Ignatius of Antioch, St. Ignatius Loyola, etc.)
Because he was one of the Church Fathers.
St. Ignatius of Antioch was devoured by lions in the Roman Colosseum.
St. Ignatius of Loyola was the founder of the Jesuits and a significant figure in the Catholic Counter-Reformation. His main writings include the "Spiritual Exercises," a manual for spiritual growth and discernment, and his letters to various individuals and communities providing guidance and encouragement in the Christian faith. These writings have had a profound impact on spirituality and religious practice.
Virginia Corwin has written: 'St. Ignatius and Christianity in Antioch ...'
In about 107 A.D. by St. Ignatius of Antioch
Saint Ignatius of Antioch converted to Christianity through the influence of Saint John the Apostle. After his conversion, Ignatius became a fervent follower of Christ and eventually became the bishop of Antioch.
No, he is not the founder but was the first writer to use the term the Catholic Church.
Ignatius was not canonized as the process did not come into place until the 12th century. He was declared a saint by the early Christian community based on his life of heroic virtue and martyrdom.
St. Ignatius of Antioch (A.D. 35-107) in his Letter to the Smyrneans, 8, 2.
If you are referring to St. Ignatius of Antioch, he did not found the Catholic Church. He was, however, the first person to use the phrase "Catholic Church" in his writings. He was martyred about the year 108 AD by being thrown to wild animals.
St Ignatius' College was created in 1894.