Jan Harmenszoon Krul (1601–1646): A Dutch Poet and Pioneer of Music Drama Jan Harmenszoon Krul (1601–1646) stands as a singular figure in the artistic landscape of 17th-century Amsterdam, recognized primarily for his groundbreaking contribution to music drama – specifically, the *Pastoral Music-Play of Juliana and Claudiaen* – but also celebrated as a prolific poet and illustrator. Though overshadowed by Rembrandt’s fame during his li…