Pedro Landeta was a Spanish missionary and priest of the Discalced Carmelites who lived from 1887 to 1963. Born in Basauri, he entered the Teresian Carmel of Larrea as a novice in 1900 and later adopted the religious name Aureliano of the Blessed Sacrament. After his ordination in Pamplona in 1910, he traveled to India to serve as a missionary. He spent much of his life in the Malabar region, where he focused on spiritual leadership and promoting Eucharistic devotion.