Jacob Simonszoon de Witt

Jacob Simonszoon de Witt served the Admiralty of the Maze (Rotterdam). In 1659, he served under the command of Michiel De Ruyter in the fleet sent to the Baltic. He commanded the Utrecht, a 44-gun ship built in 1653. In June 1665, he commanded the small three-masted jacht Swol. The Swol had been completed in 1662 and carried 20 guns. He fought in the Battle of Lowestoft, where he was assigned to Cornelis Evertsen the Elder's squadron. Sources:

1. Frank Fox, A Distant Storm: the Four Days' Battle of 1666, 1996.

2. G. L. Grove, Journalen van de Admiralen Van Wassenaer-Obdam (1658/59) en De Ruyter (1659/60), 1907.