Banharn-Jamsai Tower (; ) is the tallest tower in Thailand, and a main attraction of Suphan Buri Province. It in Chaloem Phatthara Rachinee Park, Tambon Tha Pee Leang, Mueang Suphan Buri District. It is named after former prime minister Banharn Silpa-archa and his wife Jamsai Silpa-archa.