Christian feast day: Ubald (see Saint Ubaldo Day)

Ubald of Gubbio was a medieval bishop of Gubbio, in Umbria, today venerated as a saint by the Catholic Church. Saint Ubaldo Day is still celebrated at the Basilica of Sant'Ubaldo in Gubbio in his honor, as well as at Jessup, Pennsylvania.

Saint Ubaldo Day or Festa dei Ceri is an event celebrated on 15 May in the Italian town of Gubbio. It honors the life of Bishop Ubaldo Baldassini who was canonized as protector of Gubbio. It is also celebrated in the American town of Jessup, Pennsylvania.