Saint Toma Khuong, also known as Saint Thomas Khuong or Tôma Khuông (full Vietnamese name often given as Thomas Ngô Túc Khuông or Thomas Khuông Tuc Ngo), was a Vietnamese priest and martyr born around 1780 in Tonkin (northern Vietnam), likely in the province of Hưng Yên. He came from a noble family, possibly the son of a mandarin, and was raised as a Christian from childhood in a time when the faith had taken root in Vietnam through missionary efforts but faced recurring hostility from imperial authorities. Khuong became a diocesan priest serving in the apostolic vicariate of Central Tonkin. He was also affiliated with the Dominican order as a tertiary (a lay member of the Dominican Third Order or confraternity for priests), reflecting his deep commitment to prayer, study, and pastoral work. Known for his piety, intellectual gifts dedicated to exploring faith through reason, and dedication to his flock, he ministered discreetly amid periodic anti-Christian persecutions under emperors like Minh Mạng and later Tự Đức. He endured imprisonment multiple times for his faith but was released until his final arrest on December 29, 1859, in Tran Xa during the intensified crackdown under Emperor Tự Đức. When authorities demanded that he trample on a cross as a symbolic renunciation of Christianity—a common test during these persecutions—he refused. Instead, at around 80 years old, he knelt in prayer before the cross, professing his unwavering belief. For this act of fidelity, he was sentenced to death and beheaded with an axe on January 30, 1860, while still kneeling in reverence. Saint Toma Khuong is one of the 117 Vietnamese Martyrs canonized by Pope John Paul II on June 19, 1988, a group that includes priests, catechists, and laypeople who died for the faith between the 17th and 19th centuries. His feast day is observed on January 30 (individually) or November 24 (with the collective Vietnamese Martyrs). He stands as a powerful example of steadfast courage, humble devotion, and refusal to compromise one's faith even in old age under severe pressure, contributing to the enduring legacy of the Catholic Church in Vietnam.