Across the world, Janske (Janske 
) is a very rare predominantly feminine, but very infrequently male forename. The first name Janske is habitual in Western Europe, particularly Netherlands, where it is a rare girly name. Likewise, Janske is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Janske | Germany, United States, Brazil, Netherlands |
| janske gorissen NL (b. 1906) |
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| janske h w van eersel researcher (ORCID 0000-0003-3574-1119) |
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| janske nel researcher |
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| janske g p willems researcher |
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| janske van de crommenacker researcher (ORCID 0000-0001-8362-0368) |
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| janske hombergen |
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| janske reiling researcher |
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