Fraguier became a Jesuit at a young age, but he left the order in 1694 to devote himself to literature.
A classicist and author of dissertations on classical history, he was professor of theology at Caen and collaborated on the Journal des savants.
Voltaire said of him in his Siècle de Louis XIV "he was a good littérateur and full of taste.
He put Plato's philosophy into good Latin verse.
He would have done better to have written good French verse.