Surname Petit-Jeune (Petit-Jeune 
) , across the world, is a very rare cognomen. The last name Petit-Jeune is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Petit, and a last name Jeune.
| VARIANT | COUNTRY |
|---|---|
| Petit-Jeune | United States |