Worldwide, Ammerer-Willibald (Ammerer-Willibald 
) is an extremely rare unknown gender first name. Predominantly, Ammerer-Willibald is the last name as well as the forename. Parts of the name also exists independently as a last name Ammerer, and a first name Willibald.
| VARIANT | COUNTRY |
|---|---|
| Ammerer-Willibald | Austria |