Last name Вайнбаум (Вайнбаум 
, Vainbaum 
, Vaynbaum 
) , globally, is a very rare surname. The family name Вайнбаум is characteristic of New Zealand, where it is a very rare surname, Russia, and Australia. Measured by absolute frequency, this name is the most popular in Russia, Ukraine, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Вайнбаум | Russia, Ukraine |
| Vainbaum | Russia, Israel, United States |
| Vaynbaum | New Zealand, Australia |