Surname Karcsu (Karcsu 
) , in the entire world, is a very rare family name. The family name Karcsu is characteristic of Hungary, where it is a rare surname, and Venezuela, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Karcsu | Hungary, Venezuela |
|
karcsu imre Hungarian equestrian, HU (b. 1934) |
|