Family name Donabaum (Donabaum 
) , across the world, is a rare cognomen. The surname Donabaum is habitual in Western Europe, particularly Austria, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Donabaum | Austria |
|
josef donabaum Austrian librarian, AT (b. 1861) |
|
| pauline donabaum |
|