The Imperial Crown of Mexico was the crown created for the Sovereign of Mexico on two separate occasions in the 19th century. The first was created upon the Declaration of Independence of the Mexican Empire from the kingdom of Spain in 1821, for the First Mexican Empire. The second crown was created upon the decree of the Assembly of Notables in 1863 for the Second Mexican Empire.

The Emperor of Mexico was the head of state and ruler of Mexico on two non-consecutive occasions in the 19th century.