Surname Lemattre-Gontcharoff (Lemattre-Gontcharoff 
) , worldwide, is an extremely rare family name. The cognomen Lemattre-Gontcharoff is characteristic of Western Europe, particularly France, where it is an extremely rare surname. Parts of the name also exists independently as a last name Lemattre, and a last name Gontcharoff.
| VARIANT | COUNTRY |
|---|---|
| Lemattre-Gontcharoff | France |