Lifelong layman in the apostolic vicariate of East Tonkin (in modern Vietnam). During the persecutions of emperor Minh Mang, Nicolas was ordered to stomp on a cross to show his contempt for Christianity; he refused. Martyr.
- “Saint Nicolas Bùi Ðuc The“. CatholicSaints.Info. 7 June 2015. Web. 24 July 2016. <>