Etymology and distribution of 蓮花.

The Japanese surnames etymology dictionary.
https://play.google.com/store/apps/details?id=info.jigensha.jcedfreeGoogle Play で手に入れよう https://apps.apple.com/us/app/id1471109324
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Popuration of 蓮花.

カンマ区切りで複数の名字を指定できます。

Etymology of 蓮花

Distribution of 蓮花
Ranking
1 Toyama-ken(About 30)
2 Kyouto-fu(About 10)
3 Oosaka-fu(Very rare)
3 Gifu-ken(Very rare)
3 Shimane-ken(Very rare)
3 Hiroshima-ken(Very rare)
3 Kanagawa-ken(Very rare)