Surname Petit-Frere (Petit-Frere 
) , all over the world, is quite a rare last name. The cognomen Petit-Frere is habitual in Latin America and the Caribbean, particularly Haiti, where it is quite a rare surname, Bahamas, and the Dominican Republic, where it is a rare surname. Measured by absolute frequency, the name is most common in Haiti, the United States, and the Dominican Republic. Much less frequently, Petit-Frere is the forename as well as the last name. Parts of the name also exists independently as a last name Petit, and a last name Frere.
| VARIANT | COUNTRY |
|---|---|
| Petit-Frere | Haiti, Canada, France, Dominican Republic, United States |