Cognomen Fonce (Fonce 
) , around the globe, is a rare last name. The surname Fonce is characteristic of Colombia, where it is a rare surname, Belgium, and France. Not in comparison with a country's population, the name is most common in Colombia, France, and the United States. Much less frequently, Fonce is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fonce | Colombia, France, United States, Belgium, Democratic Republic of the Congo |