Peasant farmer in the apostolic vicariate of Central Tonkin (in modern Vietnam). During the persecutions of emperor Tu Duc, he was ordered to stomp on a cross to show his contempt for Christianity; he refused. Imprisoned, tortured and martyred.
- in Ngoc Cuc, Nam Ðinh, Vietnam
- “Saint Ðaminh Nhi“. CatholicSaints.Info. 18 December 2015. Web. 26 February 2017. <>