Lloyd, Christopher, 1906-. William Dampier. London, 1966 provides evidence that Dampier's birth date was 1651.
His Reise nach den ... 1714.
LCCN 05-38897: Funnell, W. A voyage round the world, 1707 (hdg.: Dampier, William, 1652-1715; usage: Captain Dampier)
Nouveau voyage autour du monde, 2000 t.p. (Guillaume Dampier)
William Dampier in New Holland, 1999 verso t.p. (Nat. Library of Australia CIP hdg.: Dampier, William, 1651-1715) p. 3 (b. in East Coker, Somerset, England; baptised Sept. 15, 1651)