William Dampier was a British privateer who was the first person to circumnavigate the world three times. The first happened over the period 1679 to 1691. The second took place 1703 to 1707. The third and final went from 1708 to 1711. Dampier was the first to explore parts of Australia. He kept very detailed journals which Charles Darwin used as a guide for his journeys starting in the 1831.