Surname Баичев (Baychev 
, Баичев 
, Baičev) , in the world, is quite a rare last name. The family name Баичев is habitual in Bulgaria, where it is quite a common surname, Romania, where it is a rare surname, and Greece. In absolute terms, it is commonest in Eastern Europe, particularly Bulgaria, Russia, and Romania.
| VARIANT | COUNTRY |
|---|---|
| Baychev | Bulgaria, Greece, Romania, United States, Germany |
| Баичев | Russia, Ukraine |
| Baichev | Canada, Russia, Bulgaria, Ukraine |