1600-1681. Spanish dramatist and poet. After the death of Lope de Vega in 1635, he was considered to be the leading Spanish dramatist. Most celebrated of the 118 plays is the philosophical La Vida es sueno/Life is a Dream 1635. Born in Madrid, Calderon studied law at Salamanca (1613-19). In 1620 and 1622 he was successful in poetry contests in Madrid; while still writing dramas, he served in the army in Milan and the Netherlands (1625-35). By 1636 his first volume of plays was published and he had been made master of the revels at the court of Philip IV, receiving a knighthood in 1637. In 1640 he assisted in the suppression of the Catalan rebellion. After the death of his mistress he became a Franciscan in 1650, was ordained in 1651, and appointed as a prebendary of Toledo in 1653. As honorary chaplain to the king in 1663, he produced outdoor religious plays for the festival of the Holy Eucharist. His works include the tragedies El pintor de su deshonra/The Painter of His Own Dishonour 1645, El Alcalde de Zalamea/The Mayor of Zalamea 1640, and El Medico de su honra/The Surgeon of His Honour 1635; the historical El Principe constante/The Constant Prince 1629; and the dashing intrigue La Dama duende/The Phantom Lady 1629.