Saint Raymond of Penyafort (c. 1175–1275) was a Spanish Dominican friar and a renowned scholar and preacher. He is best known for his work in canon law, compiling the Decretals of Gregory IX, which became a foundational text for Church law. Raymond also played a key role in the formation of the Dominican Order, helping to organize its structure and missions. As a trusted advisor to King James I of Aragon, he was instrumental in promoting Christian teachings in Spain. Saint Raymond was known for his piety, intellect, and dedication to spreading the Gospel.

The Canadian Conference of Catholic Bishops (CCCB) has decreed that this is a Holy Day of Memorial (Optional) to be observed in Canada.