Theobald II of Champagne was a French nobleman who ruled as Count of Champagne from 1253 until his death in 1270. He was born in 1239 and was the son of Theobald I of Champagne and Margaret of Navarre. Theobald II's reign was marked by efforts to strengthen his territory and maintain peace within his domain. He was also known for his involvement in the politics of the time, including alliances with other noble families. Theobald II was a supporter of the French monarchy and played a role in the broader conflicts of the era, including the Seventh Crusade. His legacy includes contributions to the development of the region.