Etymology and distribution of 堰口.

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
在日通名大全

日本初、在日通名の研究書「在日通名大全」発売中!
ネットの電話帳 住宅地図 マッポン!

「堰口」さんの名字の分布数。

カンマ区切りで複数の名字を指定できます。

Etymology of 堰口

Distribution of 堰口
Ranking
1 Izumi-shi(About 90)
2 Chikuma-shi(About 30)
3 Kodama-gun Kamikawa-machi(About 20)
3 Honjou-shi(About 20)
5 Higashiusuki-gun Kadogawa-chou(About 10)
6 Sanda-shi(Very rare)
6 Koube-shi Nagata-ku(Very rare)
6 Shiribeshishi-chou Iwanai-chou(Very rare)
6 Matsudo-shi(Very rare)
6 Funabashi-shi(Very rare)
6 Kawaguchi-shi(Very rare)
6 Sakai-shi(Very rare)
6 Ibaraki-shi(Very rare)
6 Takaishi-shi(Very rare)
6 Nobeoka-shi(Very rare)
6 Oota-ku(Very rare)
6 Yokohama-shi Kounan-ku(Very rare)
6 Yokohama-shi Tsudzuki-ku(Very rare)
6 Echizen-shi(Very rare)
6 Iwaki-shi(Very rare)
6 Nikaho-shi(Very rare)
6 Takasaki-shi(Very rare)
6 Tsukuba-shi(Very rare)
6 Nagano-shi(Very rare)