[citation needed] Bartholomew Baron joined the Franciscan community of Clonmel, pursued his studies in philosophy at the Old University of Leuven.
Upon the completion of his theological courses, he was appointed professor and devoted himself specially to a defense of the Scotist system then generally assailed.
He was appointed historiographer in 1676 by Cosmo I de' Medici, Grand-duke of Tuscany and was elected a member of the Academy of Florence.
[citation needed] He died on 18 March 1696, and was buried at St Isidore in Rome, where his tomb with the inscription, written by John de Burgo, a rector of the college, still exists.
[citation needed] While under the patronage of the Grand Duke he published the Trias Tuscia, in honor of three remarkable religious of Tuscany, and in the same year the Orbes Medicei.