Cognomen Jaenke (Jaenke 
) , all over the world, is a rare surname. The last name Jaenke is characteristic of Australia, where it is a rare surname, Germany, and New Zealand. Not in comparison with a country's population, it is the most numerous in Germany, the United States, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Jaenke | Canada, New Zealand, Australia, United States, Germany |
| franz-werner jaenke German politician (1905-1943), DE (b. 1905) |
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| aranka jaenke-mamero German actress (1924-2018), DE (b. 1924) |
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| rachael jaenke researcher |
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