Chai-Anan Samudavanija

Chai-Anan Samudavanija (Thai:ชัยอนันต์ สมุทวณิช) is a Thai political scientist, Director of Vajiravudh College, Vice President of the Royal Institute, former Judge of the Constitutional Court, a former Professor of Political Science at Chulalongkorn University. He was one of the key drafters of the 1997 Constitution of Thailand. During the 2005-2006 political crisis, he was a vocal critic of Prime Minister Thaksin Shinawatra. Chai-Anan supported the 2006 military coup that overthrew the Thaksin government.

After gaining the support of the military and 40 provincial millionaires, Chai-Anand helped found the Matchima political party.