
St. Mamertius
Facts
Archbishop of Vienne, France, from 461 until his death, the originator of the penitential practice ofrogation days. This practice is marked by processions and Psalms for the three days preceding the feast of the Ascension. Mamertius, also listed as Mamertus, was known for his learning.
St. Patrick: Man, Myth & Holiday
Learn interesting facts and tidbits about the beloved St. Patrick.
More Saints
- Trending Saints:
- St. Casimir
- St. Katharine Drexel
- St. Joseph
- St. Michael the Archangel

- Trending Saints:
- St. Casimir
- St. Katharine Drexel
- St. Joseph
- St. Michael the Archangel
Copyright 2021 Catholic Online. All materials contained on this site, whether written, audible or visual are the exclusive property of Catholic Online and are protected under U.S. and International copyright laws, © Copyright 2021 Catholic Online. Any unauthorized use, without prior written consent of Catholic Online is strictly forbidden and prohibited.
Catholic Online is a Project of Your Catholic Voice Foundation, a Not-for-Profit Corporation. Your Catholic Voice Foundation has been granted a recognition of tax exemption under Section 501(c)(3) of the Internal Revenue Code. Federal Tax Identification Number: 81-0596847. Your gift is tax-deductible as allowed by law.