Etymology and distribution of 尤.

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
↑オフライン検索できるアプリもどうぞ

Popuration of 尤.

カンマ区切りで複数の名字を指定できます。

Etymology of 尤

Distribution of 尤
Ranking
1 Oosaka-fu(About 10)
2 Fukuoka-ken(About 10)
3 Hyougo-ken(Very rare)
3 Hokkaidou(Very rare)
3 Saitama-ken(Very rare)
3 Niigata-ken(Very rare)
3 Toukyou-to(Very rare)