Cognomen Vaby (Vaby 
) , in the world, is a very rare family name. The family name Vaby is characteristic of Malaysia, where it is a very rare surname, Australia, and Canada, where it is an extremely rare surname. Very seldom, Vaby is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vaby | Canada, Philippines, Malaysia, India, Australia |