I don't think we're meant to know
Karl Boo died in 1996.
Boo Kullberg died in 1962.
Tan Boo Liat died in 1934.
George Booth - pirate - died in 1700.
Nicholas Brown - pirate - died in 1726.
John Callis - pirate - died in 1576.
James Ford - pirate - died in 1833.
Bill Johnston - pirate - died in 1870.
Joseph Baker - pirate - died in 1800.
John Fenn - pirate - died in 1723-05.
Peek-A-Boo Veach died on 1937-11-12.
Arthur Hook died in 1957.