Lorenza

I don't understand why is it that in the USA, it's used as a Masculine name as a variant of Lorenzo, making this name Unisex?
https://www.behindthename.com/name/lorenza/top/united-states
https://www.names.org/predictions/Lorenza-Lorenza
https://www.names.org/n/Lorenza/about
http://www.nancy.cc/baby-name/Lorenza/

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When in most of the rest of the world, it's a Feminine name.
https://www.popular-babynames.com/name/lorenza
https://forebears.io/forenames/lorenza

Also Maltese: https://www.timesofmalta.com/articles/view/20131007/local/Mental-capacity-to-make-a-will.489306.