Giulio Romano (1492-1546).
Born at Rome, and was a pupil of Raphael and his most distinguished disciple. He was particularly successful in battle-pieces and also gained great distinction as an architect.
Theodore Rombouts (1597-1637).
A Flemish painter, born at Antwerp, who studied under Abraham Janssens. He visited Rome and Florence, then settled at Antwerp, where he died.
John Henry Roos (1631-1685).
A Dutch painter, born at Otterberg. He was apprenticed to Julian du Jardyn, a painter of little note, and later studied under Adrian de Bie, an able designer of landscapes and animals.
Salvatore Rosa (1615-1673).
Born at Renilla, near Naples, he first studied under Francesco Fracanzani, his brother-in-law, and later in the Academy of Giuseppe Ribera. He died at Rome.
John Rottenhamer (1564-1623).
A German painter, born at Munich. He received his first instruction from an obscure artist named Donnaver. At Venice he studied the works of Tintoretto. After years of study in Italy he returned and settled at Augsburg, where he died.