Cognomen アンカー (Anker 
, Anchor 
, Ancher 
) , globally, is quite a common surname. The cognomen アンカー is habitual in Denmark, where it is quite a common surname, Norway, where it is quite a rare surname, and Netherlands. In absolute terms, it is the most numerous in Netherlands, the United States, and Indonesia. Much less frequently, アンカー is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Anker | Germany, Indonesia, United States, Denmark, Netherlands |
| Anchor | Germany, Indonesia, United Kingdom, Australia, United States |
| Ancher | Norway, Australia, United States, Denmark, Netherlands |
| アンカー | Japan |
Andonik, Andronicos, Andronicus, Andronik, Andronikos, Andronikus, Ankaa, Ανδρόνικος, Андроник, Андроникос, and אנקר