Surname Иванчо (Иванчо 
, Ivanciu 
, Ivancho 
) , in the world, is quite a rare cognomen. The surname Иванчо is characteristic of North Macedonia, where it is quite a common surname, Bulgaria, and Romania. Likewise, Иванчо is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Иванчо | Bulgaria, Kazakhstan, Russia, Ukraine |
| Ivanciu | Spain, Romania, Greece, United States, Italy |
| Ivancho | Spain, North Macedonia, Bulgaria, Colombia, United States |
| Yvancho | Argentina |