Ivo of Kermartin, TOSF, also known as Yvo, Yves, or Ives, was a parish priest among the poor of Louannec, the only one of his station to be canonized in the Middle Ages. He is the patron of Brittany,
Tréguier
…over the transept, one of which is surmounted by a fine spire, dates from the 14th and 15th centuries. It contains the sumptuous modern mausoleum of Ivo of Kermartin (St Yves; died 1303), a canon of the cathedral and patron saint of lawyers. The building of the cathedral was largely due to him. The Pardon of Saint…
Saint Ivo portrayed by Rogier van der Weyden (15th century)
Landscape with the Preaching of Saint Ivo, by Lucas van Uden
St Ivo Giving Alms to the Poor by Josse van der Baren
The relics of Saints Ivo and Tugdual in a procession at the gate of Tréguier's cathedral in 2005. In the reliquary is the skull of Saint Ivo.