The I Constitutional Government (, ) was the first Constitutional Government (administration or cabinet) under the Constitution of Timor-Leste (formerly known as East Timor). Formed on 20 May 2002, it was led by the country's second Prime Minister, Mari Alkatiri, and was replaced by the II Constitutional Government on 10 July 2006.
From 20 May 2002 until it was restructured on 26 July 2005, the government was made up of Ministers, Vice Ministers and Secretaries of State, as follows:
Following the restructuring on 26 July 2005, the government was made up of Ministers, Vice Ministers and Secretaries of State, as follows: