The IV Constitutional Government (Portuguese: IV Governo Constitucional, Tetum: IV Governu Konstitusionál) was the fourth Constitutional Government (administration or cabinet) under the Constitution of Timor-Leste.

Formed on 8 August 2007,[1] it was led by the country's fifth Prime Minister, Xanana Gusmão,[1] and was replaced by the V Constitutional Government on 8 August 2012.

[2] The government was made up of Ministers, Vice Ministers and Secretaries of State, as follows:[3]