Siege of Montevideo

Siege of Montevideo may refer to:
 * Siege of Montevideo in 1807, during the British invasions of the River Plate
 * First Siege of Montevideo in 1811
 * Second Siege of Montevideo in 1812-1814
 * Siege of Montevideo in 1823, during the Brazilian War of Independence
 * Great Siege of Montevideo during the Uruguayan Civil War, 1843-1851