Etymology and distribution of 須井.

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!

「須井」さんの名字の分布比率。

カンマ区切りで複数の名字を指定できます。

Etymology of 須井

Distribution of 須井
Ranking
1 Katta-gun Shichikashuku-machi(0.171%)
2 Arida-gun Yuasa-chou(0.166%)
3 Hidaka-gun Yura-chou(0.0441%)
4 Ayauta-gun Utadzu-chou(0.031%)
5 Tsuruga-shi(0.0282%)
6 Sen'nan-gun Misaki-chou(0.0185%)
7 Wakayama-shi(0.0103%)
8 Nomi-shi(0.00875%)
9 Kadoma-shi(0.00779%)
10 Marugame-shi(0.00732%)
11 Tenri-shi(0.00705%)
12 Yao-shi(0.00692%)
13 Matsubara-shi(0.00691%)
14 Sakaide-shi(0.00635%)
15 Katano-shi(0.00618%)
16 Yamatotakada-shi(0.00601%)
17 Oosaka-shi Abeno-ku(0.00532%)
18 Yonezawa-shi(0.00443%)
19 Zama-shi(0.00442%)
20 Higashimurayama-shi(0.0039%)
21 Sapporo-shi Kita-ku(0.00381%)
22 Tsuyama-shi(0.00345%)
23 Yokohama-shi Isogo-ku(0.00306%)
24 Yokohama-shi Hodogaya-ku(0.00257%)
25 Hiroshima-shi Asaminami-ku(0.00253%)
26 Yokohama-shi Aoba-ku(0.00236%)
27 Uji-shi(0.00235%)
28 Takaradzuka-shi(0.00224%)
29 Neyagawa-shi(0.00199%)
30 Sakai-shi(0.00172%)
31 Kawagoe-shi(0.00155%)
32 Takatsuki-shi(0.00132%)
33 Hakodate-shi(0.00125%)
34 Nishinomiya-shi(0.0012%)
35 Amagasaki-shi(0.00107%)
36 Nerima-ku(0.00105%)
37 Higashioosaka-shi(0.000934%)
38 Sagamihara-shi(0.000829%)
39 Okayama-shi(0.000689%)