Bouillart, Jacques, a French Benedictine of the Congregation of St. Maur, was born at Meulan in 1669, and died at Paris, Dec. 11, 1726, leaving a good edition of the Martyrologium of Usuardus (Paris, 1718), and Histoire de l'Abbaye Royale de St. Germain-des-Pres (ibid. 1724, fol.). He was occupied in writing a history of his Congregation when he died. See Hoefer, Nouv. Biog. Generale, s.v.