Jules Dumont d'Urville, French admiral and explorer (d. 1842)
Jules Sébastien César Dumont d'Urville (French pronunciation: [ʒyl dymɔ̃ dyʁvil]; 23 May 1790 – 8 May 1842) was a French explorer and naval officer who explored the south and western Pacific, Australia, New Zealand, and Antarctica. As a botanist and cartographer, he gave his name to several seaweeds, plants and shrubs, and places such as d'Urville Island in New Zealand.