New Jerusalem Church is one of the oldest churches in Tharangambadi (Tranquebar), a Danish settlement in Nagapattinam district in the South Indian state of Tamil Nadu. It is in the premises of Fort Dansborg, built with the help of Danish king Christian IV in an agreement with Danish Admiral Ove Gjedde in 1717 and acted as the base for Danish settlement in the region during the early 17th century. The Church was built in 1717 Rev Bartholomew zigenbalg by A.D by Rev. Bartholomaus Ziegenbalg and has records from the 18th and 19th centuries. He is believed to be the first Protestant missionary in India and the Church is believed to be the first Protestant Church in India.