MATER POPULI FIDELIS
Publisher: Paulines Philippines
Author: Dicastery for the Doctrine of the Faith
ISBN: 978-971-590-971-6
Size: 4.75 X 6.75 inches
No. of Pages: 96
Description: “Mater Populi Fidelis” is a doctrinal note that addresses Marian titles and emphasizes Mary’s role as the Mother of the Faithful, while clarifying the appropriateness of various titles in relation to her cooperation in salvation.
It was released on November 4, 2025, by the Dicastery for the Doctrine of the Faith and approved by Pope Leo XIV. “Mater Populi Fidelis” (Mother of the Faithful People) serves as a significant document in the development of Catholic Mariology. It aims to deepen the understanding of Marian devotion and clarify the use of specific titles for Mary, particularly in the context of her role in the work of salvation.














