Thomas Morgan, adventurer with a Welsh connection!
Thomas MorganFreebooter, buccaneer of note. In 1686 he sailed in command of a company of buccaneers to assist governor Wells, of St. Kitts, against the French.
Connection: Was known to be a Welshman.
Its worth noting, often these buccaneer leaders altered their titles from Colonel to Captain, to suit the particular enterprise on which they were engaged, according if it took place on sea or land.