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Cognomen Irch (Ircha
, Irch
, Ирш
) , across the world, is quite a rare family name. The family name Irch is characteristic of Slovakia, where it is quite a rare surname, Belarus, where it is a rare surname, and Kazakhstan. Measured by absolute frequency, it is commonest in Eastern Europe, particularly Russia, Slovakia, and Poland. Also, Irch is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ircha | Slovakia, Argentina, Indonesia, Poland, Canada |
| Irch | India, Argentina, United States, Democratic Republic of the Congo, Brazil |
| Ирш | Russia |
| Ирха | Ukraine, Russia, Belarus, Kazakhstan |
Said, Pagura, Ngoulou, and Desrosiers