Treaty House is a historic building located in Waitangi, New Zealand. It was built in 1833 and served as the residence of Captain William Hobson, the first Governor of New Zealand. The house is significant for its role in the signing of the Treaty of Waitangi in 1840, which established the foundation for New Zealand's governance and relations between the British Crown and the Māori people. Today, Treaty House is part of the Waitangi Treaty Grounds, a national historic site. It is open to the public, allowing visitors to learn about the treaty's history and its impact on New Zealand's development. The site also features a museum and cultural performances.