Saint Nazaria Ignacia March Mesa (10 January 1889 – 6 July 1943) – in religious Nazaria of Saint Teresa of Jesus – was a Spanish Roman Catholic professed religious and the founder of the Missionaries of the Crusade.
Mesa immigrated from Spain to Mexico where she joined a religious order that saw her minister in Bolivia where she remained for most of her life.
She served brief stints in Spain to spread the religious order she founded after she left her own order and relocated to Argentina where she later died.Her beatification cause commenced under Pope Paul VI on 6 September 1966 and she was titled as a Servant of God while Pope John Paul II later confirmed her heroic virtue and named her to be Venerable on 1 September 1988; he later beatified her on 27 September 1992 in Saint Peter's Square.
Pope Francis confirmed a miracle attributed to her in 2018 and she was canonized on 14 October 2018.