Cognomen Muizzi (Muizzi 
) , all around the world, is a very rare last name. The last name Muizzi is habitual in Venezuela, where it is a rare surname, Malaysia, where it is a very rare surname, and Ecuador. In absolute terms, it is the most numerous in Venezuela, Malaysia, and the United States. Much less frequently, Muizzi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Muizzi | Argentina, Venezuela, United States, Ecuador, Malaysia |