John Clements Wickham

John Clements Wickham was a Scottish explorer, naval officer, magistrate and administrator. He was first lieutenant on HMS Beagle during its second survey mission, 1831–1836, under captain Robert FitzRoy. The young naturalist and geologist Charles Darwin was a supernumerary on the ship, and his journal was published as The Voyage of the Beagle. After that expedition, Wickham was promoted to Commander and made captain of the Beagle on its third voyage, from 1837 and conducted various maritime expeditions and hydrographic surveys along the Australian coastline.