Cognomen Jääger (Jääger 
) , all around the world, is a very rare last name. The surname Jääger is characteristic of Estonia, where it is quite a rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jääger | Germany, Estonia |
|
enar jääger Estonian footballer, EE (b. 1984) |
|
| tiina jääger EE (b. 1956) |
|
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| kersti jääger researcher |
|
|
| enver jääger Estonian footballer, EE (b. 1982) |
|
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| ivi jääger |
|
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| udo jääger |
|
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| ülo jääger |
|