

A medieval priest who became a saint by living as a fierce legal defender of the destitute and a father to forgotten children.
Born into the minor nobility of Brittany, Ivo of Kermartin traded a life of privilege for the cloth, studying civil and canon law in Paris and Orléans. He returned home not to a cathedral but to the rural parish of Louannec, where he became known as the 'Advocate of the Poor.' Ivo’s impact came from merging his legal expertise with radical compassion; he represented peasants in court free of charge, often winning against powerful landlords, and turned his home into a shelter for orphans and the needy. His canonization, rare for a simple parish priest, cemented his status as a folk hero in Brittany. More than just a pious figure, Ivo’s legacy is that of a practical activist who used the system’s own tools to subvert its injustices, making him the patron saint of lawyers and abandoned children alike.
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He is sometimes depicted in art with a purse in his hand, symbolizing the money he gave to the poor.
His feast day, May 19, is celebrated with particular fervor in Brittany, often involving parades and legal ceremonies.
Poetic tradition in Brittany refers to him as 'an avocat ar beorien,' which translates to 'advocate of the poor.'
Despite being a priest, he is the patron saint of lawyers, creating an unusual bridge between the clergy and the legal profession.
“I would rather defend a poor man than a rich one in court.”