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