August 21
Saint Pius X is invoked as patron of first communicants. Saint Pius X was born Giuseppe Melchiorre Sarto at Riese in the Veneto on June 2, 1835, the second of ten children of a village postman. After studies at the seminary of Padua he was ordained priest at Castelfranco Veneto on September 18, 1858, and served for nine years as a parish curate at Tombolo and seventeen years as parish priest of Salzano. Sources: https://www.vatican.va/content/pius-xii/it/homilies/1954/documents/hf_p-xii_hom_19540529_pio-x.html.