Trinity Sunday

Trinity Sunday, also known as Holy Trinity Sunday, is celebrated a week after Pentecost Sunday, in honour of the most fundamental of Christian beliefs: belief in the Holy Trinity.

We can never fully understand the mystery of the Trinity, but we can sum it up in the following formula: God is three Persons in one Nature. The three Persons of God -Father, Son, and Holy Spirit - are all equally God, and They cannot be divided.

The origins of the celebration of Trinity Sunday go all they way back to the fourth century. To stress the doctrine of the Trinity, the Fathers of the Church composed prayers and hymns that were recited on Sundays as part of the Divine Office.

The celebration of Trinity Sunday was made universal by Pope John XXII.


In celebration of Trinity Sunday, Father Jim Brand reflects on the wonderful power of the Holy Spirit and on the communion and unshakable unity between the Father and the Son…

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