Last name Althaler (Althaler 
) , in the entire world, is a rare family name. The cognomen Althaler is habitual in Austria, where it is quite a rare surname, Germany, where it is a very rare surname, and Italy, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Austria, Germany, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Althaler | Austria, Brazil, Italy, Germany, United States |