Catholic saint biography
St. Kilian of Würzburg
- Commemoration:
- July 8
- Lived:
- d. c. 689 — Ireland; Germany
July 8 is a Catholic commemoration recorded by Nominis. This daily reading does not determine the Mass or liturgical rank; local calendars and higher-ranking celebrations can differ.
Why dates and liturgical observances can differ
Read the sources for this biography
Biography
Kilian is remembered as an Irish missionary bishop who preached in the region of Würzburg. His ministry forms part of the movement of Irish Christians to continental Europe during the early medieval period. The Catholic commemoration associates his death with the priest Coloman and the deacon Totnan, his companions in mission.
Later accounts place their killing within a conflict over the marriage of a local ruler. Those narrative details come through the received tradition and should not be treated as a surviving contemporary trial record. The Martyrology identifies Kilian personally as a bishop and martyr. His July 8 commemoration preserves that individual identity within the shared witness of the three missionaries.
From the Saint Discovery blog
Keep exploring your faith
Practical guides to prayer, the saints, and living the Catholic faith.
Why Is St. Thérèse the Patron Saint of Missions?
Why is St. Thérèse patron saint of missions? Discover her support for missionaries and practical ways to participate in the Church's mission from home.
Sharing the faithRead the article Everyday faithWhat Is Evangelization? A Catholic Guide to Sharing the Faith
What is evangelization? Learn the Catholic meaning, the new evangelization, and practical ways to share your faith with respect, confidence, and love.
Sharing the faithRead the articleFrom reading to reflection
What will you carry with you?
After reading about St. Kilian of Würzburg, take a moment to consider:
- Which event or decision in this life stood out to you?
- What virtue would you like to understand or practice more deeply?
- What small action could you take today in response?
These are reflection prompts from Saint Discovery, not quotations from the saint.
Sources and further reading
Biography source comparison recorded on . This is an AI-assisted comparison, not independent human or ecclesiastical approval.
What the recorded review covers
Individual Catholic institutional source review; original concise factual summary. Checked against all existing canonical directory identities and aliases. Individual person, not a group or an observance; original English biography written from the linked Catholic sources.
A source list helps you check an account; it does not establish that every claim is certain. Follow the biography’s qualifications about historical evidence, traditions and feast calendars.
Suggest a correction to this biography
How we research these pages and handle corrections · Directory corrections log