Last name קרויצר (Kreuzer 
, Kreutzer , קרויצר 
) , globally, is a common cognomen. The surname קרויצר is habitual in Western Europe, particularly Austria, where it is quite a common surname, Germany, and Switzerland, where it is quite a rare surname. In absolute terms, it is the most numerous in Germany, the United States, and Austria.
| VARIANT | COUNTRY |
|---|---|
| Kreutzer, Kreuzer | Austria, Germany, France, United States, Switzerland |
| קרויצר | Israel |