Wayne Huizenga (1937–2018) was an American entrepreneur who built several major corporations, including Waste Management, Inc., Blockbuster LLC, and AutoNation. Known for acquiring and expanding fragmented service industries, he became one of the most successful business builders in modern American corporate history.

Henry Shippen Huidekoper was a Civil War officer who commanded a regiment at the Battle of Gettysburg and later received the Medal of Honor after being severely wounded in combat. A graduate of Harvard University, he later served as postmaster of Philadelphia and held executive positions with the Bell Telephone Company.

Hendrik S. Houthakker (1924–2008) was a Dutch-born American economist and Harvard professor known for his work on consumer behavior and revealed preference theory. A survivor of World War II in the Netherlands, he later advised President Richard Nixon.

John Hospers (1918–2011) was an American philosopher and political figure who became the Libertarian Party’s first presidential candidate in 1972. A longtime professor at the University of Southern California, he wrote extensively on philosophy, art, and libertarian political theory.

Archibald Van Horne (d. 1817) was a Maryland politician who served in the U.S. House of Representatives from 1807 to 1811. He also served in the Maryland House of Delegates and State Senate and chaired the House Committee on the District of Columbia.

Burt Van Horn (1823–1896) was a New York farmer, textile manufacturer, and Republican politician who served in the U.S. House of Representatives during the Civil War era. He later worked as Collector of Internal Revenue in Rochester.

Burt Van Horn (1823–1896) was a New York farmer, textile manufacturer, and Republican politician who served in the U.S. House of Representatives during the Civil War era. He later worked as Collector of Internal Revenue in Rochester.

Edward Hopper (1882–1967) was an American realist painter known for evocative scenes of urban and small-town life. His iconic painting Nighthawks captured the mood and isolation of twentieth-century America through stark light, quiet streets, and solitary figures.

Oliver Wendell Holmes Jr. (1841–1935) was a U.S. Supreme Court Justice appointed by Theodore Roosevelt in 1902 and served until 1932. A veteran of the American Civil War and former professor at Harvard Law School, he became one of the most influential jurists in American history and authored the landmark legal work The Common Law (1881).

Oliver Wendell Holmes Sr. (1809–1894) was an American physician, professor, poet, and essayist associated with the Fireside Poets, best known for works such as Old Ironsides and the Breakfast-Table essays. His son, Oliver Wendell Holmes Jr. (1841–1935), became one of the most influential justices of the U.S. Supreme Court.

Chris Van Hollen (born 1959) is an American politician who served as a U.S. Representative from Maryland from 2003 to 2017 and later became a U.S. Senator. He previously chaired the Democratic Congressional Campaign Committee and has focused on economic and public policy issues.

James A. Van Hoften (born 1944) is a former NASA astronaut and engineer who flew on two Space Shuttle missions, STS-41-C (1984) and STS-51-I (1985), serving as a mission specialist and performing satellite repair and spacewalk operations.