Last name Райчо (Райчо 
, Raycho 
, Raicho 
) , globally, is quite a rare cognomen. The cognomen Райчо is habitual in Bulgaria, where it is quite a common surname, North Macedonia, where it is a rare surname, and Ukraine, where it is a very rare surname. Also, Райчо is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Райчо | Russia, Bulgaria, Ukraine |
| Raycho | Bulgaria, Greece, United Kingdom, United States, Germany |
| Raicho | India, United States, Bulgaria, South Africa |
| Rajcho | North Macedonia |