ALL SAINTS CELEBRATED IN JUNE Saints celebrated on the 29th of June WELCOME! SAINT MASTIOLA, VIRGIN Mastiola was a holy virgin about whom we have no further details. (Guerin) (Information from Stadler 's Complete Encyclopedia of Saints, Volume 4, Augsburg, 1875, p. 299) Stadler's Complete Encyclopedia of Saints - Sources and Abbreviations PRAYER: Grant, we beseech you, almighty God, that the venerable feast of Saint Mastiola may increase our devotion and promote our salvation. Through our Lord Jesus Christ, your Son, who lives and reigns with you in the unity of the Holy Spirit, God, for ever and ever. Amen.