Boullongne. I. Louis, a French painter, born in Picardy about 1609, died in Paris in June, 1674. He studied in Italy, and after settling in Paris about 1640, he became one of the organizers of the academy of painting and sculpture, and was professor in that institution till his death. His principal works were executed for the cathedral of Notre Dame. II. Bon, son of the preceding, born in Paris in 1640 or 1649, died there, May 16, 1717. A pupil of his father, his early picture of St. John was placed by order of Colbert in the academy, and he studied in Rome as a pensioner of the king. His imitations of great masters were afterward often taken for originals. He became in 1677 a member and in 1678 professor of the Paris academy, and Louis XIV. employed him. One of his most famous paintings is the " Resurrection of Lazarus " in the church of the Carthusians. He also produced a number of etchings. III. Louis de, brother of the preceding, born in Paris in 1654, died there in November, 1733 or 1734. In his 18th year he obtained the great prize of the academy, and in 1675 he went to Rome as a royal pensioner. After his designs in imitation of Raphael the Gobelins prepared tapestry for the king's apartments.

In 1681 he was admitted to the academy, and in 1722 appointed designer of medals and devices for the academy of inscriptions, in 1723 rector of the academy of painting and sculpture, in 1725 its president, and about the same time first painter to the king, by whom he was ennobled. His paintings are highly esteemed. He also excelled as an engraver. IV. Genevieye and Madeleine, sisters of the preceding, respectively born in 1645 and 1646, died in 1708 and 1710. They studied under their father, and were both admitted at the same time to the academy of painting (1699), exhibiting on this occasion a joint production. They were good portrait painters.