Dutch Captain: Gerrit Boos

Gerrit Boos served the Admiralty of the Noorderkwartier. In August 1665, he commanded the old frigate Kasteel van Medemblik (30 guns). He was assigned to Tjerk Hiddes de Vries's Fourth Squadron. In May 1667, he commanded the Prins van Oranje (62 guns) with de Ruyter's fleet in the Channel. In the actual Raid on Chatham, he was assigned to Aert van Nes's Second Squadron. On 15 July 1667, he was with the fleet near the Thames. At different times, his ship was variously called the Jonge Prins, Prins van Oranje, or Prins Willem. In 1671, hecommanded the Drie Helden Davids with the fleet. He was assigned to Van Ghent's squadron. Sources:

1. Gerard Brandt, Het Leven en Bedrijif van den Heere Michiel de Ruiter, 1687.
2. Carl Stapel, unpublished manuscript "Vlootlijst tocht naar Chatham", 2005.