Last name Keerberg (Keerberg 
) , all over the world, is a rare surname. The cognomen Keerberg is habitual in Estonia, where it is quite a rare surname, Switzerland, where it is a very rare surname, and Finland. In absolute terms, it is commonest in Estonia, Switzerland, and Germany. Very seldom, Keerberg is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Keerberg | Finland, Estonia, Russia, Germany, Switzerland |
| jaan keerberg (b. 1858) |
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| olav keerberg Estonian biologist, EE (b. 1935) |
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| ülle keerberg (b. 1955) |
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| liis keerberg Estonian folk musician, EE (b. 1978) |
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