Last name Marjoan (Marjoan 
) , across the world, is an extremely rare family name. The cognomen Marjoan is characteristic of Latin America and the Caribbean, particularly Colombia, where it is a very rare surname, Venezuela, where it is an extremely rare surname, and Mexico. More prevalently, Marjoan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marjoan | Philippines, Mexico, Colombia, United States, Brazil |