List of Famous people named Theobald

Theobald I (913–975), called the Trickster, was the first count of Blois, Chartres, and Châteaudun as well as count of Tours.

Theobald III of Champagne was Count of Champagne from 1197 to his death. He was the younger son of Henry I, Count of Champagne and Marie, a daughter of Louis VII of France and Eleanor of Aquitaine. He succeeded as Count of Champagne in 1197 upon the death of his older brother Henry II.

Theobald II was King of Navarre and also, as Theobald V, Count of Champagne and Brie, from 1253 until his death. He was the son and successor of Theobald I and the second Navarrese monarch of the House of Blois. After he died childless, the throne of Navarre passed to his younger brother, Henry I.

Theobald Dillon, 7th Viscount Dillon of Costello-Gallin supported King James II, was attainted on 11 May 1691, and fell in the Battle of Aughrim during the Williamite War. His attainder was reversed in favour of the 8th Viscount on 20 June 1694.