William P. Clark, Jr. (born 1931) U.S. Secretary of the Interior from 1983 to 1985
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William Andrews Clark, Jr. (1877–1934), American violinist, and founder of the Los Angeles Philharmonic; son of William Andrews Clark, Sr.
William Shakespeare | William Laud | William Blake | William | William III of England | William Morris | William McKinley | William Howard Taft | William Ewart Gladstone | William the Conqueror | William S. Burroughs | Clark Gable | William Shatner | William Faulkner | William Randolph Hearst | William Wordsworth | William Tecumseh Sherman | William Hogarth | Prince William, Duke of Cambridge | William Penn | William Jennings Bryan | William Gibson | William Wilberforce | Clark | William James | Petula Clark | William Makepeace Thackeray | Fort William | William Hanna | William Hague |
The village of La Charette in today’s Warren County was noted as the last outpost of society west of St. Louis by Meriwether Lewis and William Clark in their expedition of 1804-1806.
The five-cent note was to bear a portrait of "Clark", but Congress was appalled when the issue came out not bearing a portrait of William Clark, the explorer, but Spencer M. Clark, head of the Currency Bureau.
William Clark Hodgman was the father of politicians Michael Hodgman and Peter Hodgman, and the grandfather of the current Leader of the Opposition, Will Hodgman.
Monk is believed to have started driving a stage for William Clark in New York state between Ogdensburg and Fort Covington at age 12.
Meriwether Lewis Clark, Sr. (1809–1879), son of William Clark, U.S. Army officer and Confederate general in the American Civil War
William Clark was a president of the Massachusetts Agricultural College, which had one of the best techniques of beet production in the United States at that time, and he hoped to establish the beet cultivation in Hokkaidō during his stay.