The Life of Theodore Roosevelt
The History of the House
The Inauguration
The Pan-American Exposition
Contemporary Historical Figures
Einstein. Ford. Hershey. Carnegie.
Theodore Roosevelt was certainly not the only influential person of his day. Learn more about the other men and women who had a profound impact on the nation and the world during this pivotal period in history.
John R. Hazel – Jurist and politician, perhaps best-known for administering the presidential oath of office to Theodore Roosevelt after the death of William McKinley
John Milburn – Prominent lawyer who served as the chairman of Buffalo’s 1901 Pan-American Exposition
Ansley Wilcox - Yale-educated lawyer who shared TR's interest in civil service reform and conservation; TR was inaugurated in the Wilcox home on September 14, 1901.
Mary Grace Wilcox - Leader within Buffalo society at the turn-of-the-century; actively involved in modifications made to the Wilcox home, including those that created the library where TR was inaugurated in 1901.
Robert Bacon - American diplomat who briefly served as Secretary of State under Theodore Roosevelt
Marcus Alonzo Hanna - Republican Party leader and United States Senator who was a mentor and patron to President William McKinley
John Hay - American statesman whose career spanned nearly 50 years; served as private secretary and assistant to Abraham Lincoln; he also served as Secretary of State under William McKinley and Theodore Roosevelt
William McKinley - 25th President of the United States; assassinated in Buffalo, NY in 1901
Thomas Platt - Republican Party “boss” in New York State during the late 19th and early 20th centuries; sought to weaken TR’s political power by nominating him for the vice presidency in 1900
Elihu Root - American statesman and lawyer who served in the cabinets of Presidents William McKinley and Theodore Roosevelt
William Howard Taft - 27th President of the United States
Benjamin Tillman – United States Senator from South Carolina noted for his outspoken support of white supremacy; nicknamed “Pitchfork Ben”
Woodrow Wilson - 28th President of the United States
Ethel Carow Roosevelt Derby - Fourth of TR’s six children
Alice Lee Roosevelt Longworth - First of TR’s six children
Alice Hathaway Lee Roosevelt - TR’s college sweetheart and first wife
Archibald “Archie” Roosevelt - Fifth of TR’s six children
Edith Kermit Carow Roosevelt - TR’s second wife; First Lady of the United States
Kermit Roosevelt - Third of TR’s six children
Martha “Mittie” Bulloch Roosevelt – Mother of President Theodore Roosevelt
Quentin Roosevelt - Youngest of TR’s six children
Theodore Roosevelt, Jr. - Second of TR’s six children
Theodore Roosevelt, Sr. - Father of President Theodore Roosevelt
Andrew Carnegie - Scottish-born American industrialist and philanthropist
Thomas Edison - Prolific American inventor; known as the “Wizard of Menlo Park”
Albert Einstein - German theoretical physicist who was just beginning his career during TR’s presidency
Henry Ford – Founder of the Ford Motor Company; popularized the moving assembly line and modern mass production; helped make the automobile affordable for the masses
Milton Hershey - American confectioner who founded the Hershey Chocolate Company
Guglielmo Marconi - Pioneer of radio communication
J.P. Morgan - American banker, financier, industrial organizer, and philanthropist
John D. Rockefeller - American business magnate and co-founder of Standard Oil
Orville & Wilbur Wright – Brothers and American inventors who created the world’s first practical airplane
Jane Addams - American social work pioneer, sociologist, and advocate of women’s suffrage
John Mitchell - American labor leader; President of the United Mine Workers of America
John Muir - Scottish-born American naturalist and conservationist; founder of the Sierra Club
Jacob Riis - Social reformer and photographer who introduced TR to the hardships of life in the New York slums
Upton Sinclair – American writer and reformer; best known for writing The Jungle, a novel about the meatpacking industry in Chicago
Booker T. Washington - African-American leader and educator
Edward VII – British king and emperor of India (1901-1910)
Meiji – Emperor of Japan (1867-1912)
Nicholas II – Russian emperor, or Tsar (1894-1917)
Wilhelm II – German emperor (Kaiser) and king of Prussia (1888-1918)
Geronimo - Apache religious and military leader
George Goethals – U.S. Army officer and civil engineer; best known for his role in building and opening the Panama Canal
Hermann Hagedorn – TR biographer; founding member of the Theodore Roosevelt Association
Leonard Wood –Physician and U.S. Army officer; with TR, commanded the 1st US Volunteer Cavalry (the “Rough Riders”) during the Spanish-American War

The Theodore Roosevelt Inaugural National Historic Site is operated by the Theodore Roosevelt Inaugural Site Foundation, a registered non-profit organization, through a cooperative agreement with the National Park Service.
© 2025 | All Rights Reserved
641 Delaware Avenue, Buffalo, NY 14202 • (716) 884-0095
Website by Luminus