Priest in the archdiocese of Guadalajara, Mexico. During the persecutions of the Mexican Revolution he continued his work in secret, celebrating Mass in private homes, and distributing Communion to covert Catholics. Martyred for refusing to stop his pastoral work, having been caught celebrating a marriage Mass.
- hanged from a tree on the morning of 5 October 1928 in front of the house where he had been celebrating Mass in Tepatitlán, Jalisco, Mexico
- “Saint Tranquilino Ubiarco Robles“. CatholicSaints.Info. 4 October 2015. Web. 6 December 2016. <>