Daughter of Ettore Vernazza, a patrician who founded hospitals for the poor in the Italian cities of Genoa, Rome, and Naples. God-daughter of Saint Catherine Fieschi-Adorno. She became a Canoness Regular of the Lateran of Saint Augustine at the monastery of Saint Maria delle Grazier at age 13, taking the name Battistina. Served as treasurer, novice-mistress, and prioress. She wrote a commentary on the Pater Noster, , , , , , along with assorted meditations, spiritual canticles, and letters.
- “Venerable Tommasina Vernazza“. CatholicSaints.Info. 17 April 2015. Web. 5 September 2015. <>