Joined the Dominicans in 1605. Priest. Missionary to Pangasinan, Philippines in 1611. Taught theology at the Colegio de Santo Tomas. Missionary to Japan in 1623 during a time of violent persecution of Christians. Worked with local converts for ten years, aided by Saint Francis Shoyemon. Captured by authorities in July 1633, he was imprisoned, tortured and finally murdered for refusing to renounce his faith. Martyr.
- Book of Saints, by the Monks of Ramsgate
- Beatifications of Pope John Paul II
- Catholic Online
- Hagiography Circle
- Our Sunday Visitor’s Encyclopedia of Saints
- “Saint Domingo Ibáñez de Erquicia“. Saints.SQPN.com. 28 September 2013. Web. 7 March 2014. <>