 | James Owen Merion Roberts MVO MBE MC was one of the greatest Himalayan mountaineer-explorers of... more » |
 | Jacques Cartier was a French explorer of Breton origin who claimed what is now Canada for... more » |
 | James Francis Cameron is a Canadian film director, film producer, deep-sea explorer,... more » |
.jpg/248px-James_Clark_Ross_(cropped).jpg "James Clark Ross") | Sir James Clark Ross was a British naval officer and explorer remembered today for his... more » |
 | Captain James Cook, FRS, RN was a British explorer, navigator, cartographer, and captain in the... more » |
 | Sir James Mann Wordie CBE FRSE was a Scottish polar explorer and geologist. more » |
 | Jean Baptiste Charbonneau was an American explorer, guide, fur trapper trader, military scout... more » |
 | Jean-François de Galaup, comte de Lapérouse Jean François de Galaup, comte de Lapérouse was a French Navy officer and explorer whose... more » |
.jpg/233px-Jean-Michel_Cousteau_LF_(cropped).jpg "Jean-Michel Cousteau") | Jean-Michel Cousteau is a French explorer, environmentalist, educator, and film producer. The... more » |
| John Bicknell Auden was an English geologist and explorer, and an official with the World Health... more » |
| John C. Bidwill was a mountaineer. more » |
 | John Charles Frémont or Fremont was an American military officer, explorer, and politician who... more » |
 | Captain John Dundas Cochrane, Royal Navy was a Scottish naval officer, traveller and explorer... more » |
.jpg/214px-Portrait_of_John_Forrest_(cropped).jpg "John Forrest") | Sir John Forrest GCMG was an Australian explorer, the first Premier of Western Australia and a... more » |
 | John Goddard was an American adventurer, explorer, author, and lecturer. more » |
 | John Hemming, CMG is a Canadian explorer and author, expert on Incas and indigenous peoples of... more » |
| John Maley was an American explorer and a contemporary of Meriwether Lewis, William Clark and... more » |
| John Smith, Admiral of New England, was an English soldier, explorer, and author. He was... more » |
 | John Wesley Powell was a U.S. soldier, geologist, explorer of the American West, professor at... more » |
 | Joseph Thomson was a Scottish geologist and explorer who played an important part in the... more » |
| Juan Ponce de León was a Spanish explorer and conquistador. He became the first Governor of... more » |
 | Juan Rodriguez Cabrillo was a Portuguese explorer noted for his exploration of the west coast of... more » |
 | Jules Sébastien César Dumont d'Urville was a French explorer, naval officer and rear admiral,... more » |
| Jules Rouch was an explorer and the father of Jean Rouch. more » |
