John Webber RA (6 October 1751[1] – 29 May 1793) was an English artist who accompanied Captain Cook on his third Pacific expedition.

[2] His father was Abraham Wäber, a Swiss sculptor who had moved to London, and changed his name to Webber before marrying a Mrs Mary Quant in 1744.

Webber served as official artist on James Cook's third voyage of discovery around the Pacific (1776–1780) aboard HMS Resolution.

Webber's art is held by a number of Australian institutions including the National Portrait Gallery (William Bligh, c.1776, The Death of Captain Cook (engraving), 1784, and Portrait of Captain James Cook RN, 1782);[5] the Australian National Maritime Museum (View of Huaheine, 1784);[6] the Art Gallery of New South Wales (A View in Otaheite Peha, 1785);[7] the National Library of Australia (includes Sea Otter, 1778,[8] A Woman of Pulo Condore, 1780,[9] Portrait of Captain John Gore, 1780,[10] Poedua, Daughter of Orea, King of Ulietea, Society Islands, 1782,[11] Portrait of Captain James King, 1782,[12] A Dance in Otaheite, 1784,[13] A Woman of Van Diemen's Land, 1784,[14] A Chief of the Sandwich Islands, 1787,[15] and The Resolution Beating Through the Ice, 1792,[16]); the Dixson Library (includes An Opossum of Van Diemen's Land, 1777,[17] Red-tailed Tropic Bird, 1777,[18] and The Death of Captain Cook, c.1781–83.

[19]); and the National Gallery of Victoria (A Night Dance by Men, in Hapaee, 1784,[20] A Young Woman of the Sandwich Islands, 1784,[21] and A Man of Van Diemen's Land, 1784.