Worldwide, Leonce-Ghislain (Leonce-Ghislain 
) is a rare male first name. The forename Leonce-Ghislain is characteristic of Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare male name. Parts of the name also exists independently as a first name Leonce, and a first name Ghislain.
| VARIANT | COUNTRY |
|---|---|
| Leonce-Ghislain | Democratic Republic of the Congo |