Saint Hyacinth, O.P., (Spanish: San Jacinto, Polish: Święty Jacek or Jacek Odrowąż) (†1257), called the "Apostle of the North," was a Doctor of Sacred Studies and a regular priest, who worked to reform women's monasteries in his native Poland. Saint Hyacinth was canonized in 1594 by Pope Clement VIII, and his memorial day is celebrated on 17 August. He is the patron saint of Lithuania, University of Santo Tomas-College of Tourism and Hospitality Management, invoked by those in danger of drowning; Basilica of St. Hyacinth, those in danger of drowning.