Viivi

Viivi is also Estonian. The name day for Viivi in Estonia is June 2. A known Estonian bearer of this name is Viivi Luik, an Estonian poet and prosaist. [noted -ed]

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Sources: https://et.m.wikipedia.org/wiki/Viivi
https://en.m.wikipedia.org/wiki/Viivi_Luik
https://forebears.io/x/forenames/viivi

And, Viivi is also used as a masculine name in Finnish and Estonian. So, I think that the "Gender" of this name should be changed from "Feminine" to "Feminine & Masculine", and the " Usage" of this name should be changed to "Finnish, Estonian".
https://en.m.wikipedia.org/wiki/Unisex_name

Also Estonian: https://et.wikipedia.org/wiki/Viivi