Derrick

"I heard, that the kiss of a siren saves you from drowning."

Derrick was a crew member of the Queen Anne's Revenge, during the search for the Fountain of Youth.

Mutiny on the Queen Anne's Revenge
At some point during the search for the Fountain of Youth, Derrick tokk part in the mutiny on the Queen Anne's Revenge. He pierced his sword into the Quartermaster. Later, when Blackbeard came out of his cabin, Derrick was hanged, by the rigging of the Queen Anne's Revenge.