Guillaume Courtet, O.P. (1589β1637) was a French Dominican friar, Catholic priest, and missionary. One of the first Frenchman to have visited Japan, he died as a martyr by beheading in Nagasaki at the hands of the Tokugawa Shogunate on Michaelmas Day 1637 after three days continuous torture. He was canonised by Pope John Paul II in 1987 as one of the 16 Martyrs of Japan. He is celebrated annually on the September 28th as one of the 16 and on November 6 as one of the Thomasian Martyrs.
Christian feast day: Guillaume Courtet
On September 29, in the year 0, Christian feast day: Guillaume Courtet. This event is recorded as a Holidays event in the history of September 29, one of 471 recorded events on this date across all of history.
Key Facts
- This event took place on September 29, 0 (AD era).
- It is categorised as a Holidays event in recorded history.
- Referenced in 1 Wikipedia article.
- Wikipedia source last updated on 11 August 2026.
On This Date in History 471
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