List of Famous people named Theodore

Theodore II Palaeologus was the Margrave of Montferrat from 1381.

Theodore II Palaiologos or Palaeologus was Despot in the Morea from 1407 to 1443 and in Selymbria from then until his death.

Théodore Chassériau was a Dominican-born French Romantic painter noted for his portraits, historical and religious paintings, allegorical murals, and Orientalist images inspired by his travels to Algeria. Early in his career he painted in a Neoclassical style close to that of his teacher Jean-Auguste-Dominique Ingres, but in his later works he was strongly influenced by the Romantic style of Eugène Delacroix. He was a prolific draftsman, and made a suite of prints to illustrate Shakespeare's Othello. The portrait he painted at the age of 15 of Prosper Marilhat, makes Théodore Chassériau the youngest painter exhibited at the Louvre museum.

Theodore Roosevelt Sr. was an American businessman and philanthropist from the Roosevelt family. Roosevelt was also the father of President Theodore Roosevelt and the paternal grandfather of First Lady Eleanor Roosevelt. He served as a member of the plate-glass importing business Roosevelt & Son.

Théodore André Monod was a French naturalist, humanist scholar, and explorer.

Theodore I Palaiologos was despot (despotēs) in the Morea from 1383 until his death on 24 June 1407. A son of Emperor John V Palaiologos, Theodore was the first member of the Palaiologos dynasty appointed as the Despot of the Morea, following the final defeat of the rival Kantakouzenos clan, who under John VI Kantakouzenos had attempted to usurp rule of the Byzantine Empire.

Theodore II Doukas Laskaris or Ducas Lascaris was Emperor of Nicaea from 1254 to 1258. He was the only child of Emperor John III Doukas Vatatzes and Empress Irene Laskarina. His mother was the eldest daughter of Theodore I Laskaris who had established the Empire of Nicaea as a successor state to the Byzantine Empire in Asia Minor, after the crusaders captured the Byzantine capital, Constantinople, during the Fourth Crusade in 1204. Theodore received an excellent education from two renowned scholars, Nikephoros Blemmydes and George Akropolites. He made friends with young intellectuals, especially with a page of low birth, George Mouzalon. Theodore began to write treatises on theological, historical and philosophical themes in his youth.

Theodore Dwight was an American lawyer and journalist. He was the brother of Timothy Dwight, president of Yale College, and the grandson of Jonathan Edwards. He was a distinguished lawyer, a leader of the Federalist Party, and a member of Congress in 1806–1807, and was secretary of the Hartford Convention in 1814–1815.