Surname Gosiker (Gosiker 
) , in all the world, is a very rare family name. The cognomen Gosiker is habitual in Argentina, where it is a very rare surname, Colombia, and the United States, where it is an extremely rare surname. Very seldom, Gosiker is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gosiker | Argentina, Colombia, United States |