Family name Биккер (Bicker 
, Биккер 
) , worldwide, is quite a rare last name. The cognomen Биккер is habitual in Western Europe, particularly Liechtenstein, where it is quite a common surname, Austria, where it is quite a rare surname, and Germany. Measured by absolute frequency, this name is the most popular in Germany, the United Kingdom, and the United States. Very seldom, Биккер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bicker | United Kingdom, Austria, Germany, Netherlands, United States |
| Биккер | Kazakhstan, Russia |