Brigadier General Theodore Roosevelt III, known as Theodore Roosevelt Jr., was an American government, business, and military leader. He was the eldest son of President Theodore Roosevelt and First Lady Edith Roosevelt. Roosevelt is known for his World War II service, including the directing of troops at Utah Beach during the Normandy landings, for which he received the Medal of Honor.
Roosevelt was educated at private academies and Harvard University; after his 1909 graduation from college, he began a successful career in business and investment banking. Having gained pre-World War I army experience during his attendance at a Citizens' Military Training Camp, at the start of the war he received a reserve commission as a major. He served primarily with the 1st Division, took part in several engagements including the Battle of Cantigny, and commanded the 1st Battalion, 26th Infantry as a lieutenant colonel. After the war, Roosevelt was instrumental in the forming of The American Legion.
In addition to his military and business careers, Roosevelt was active in politics and government.