Etymology and distribution of 八重樫.

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!

「八重樫」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 八重樫

Distribution of 八重樫
Ranking
1 Iwate-ken(0.395%)
2 Hokkaidou(0.0274%)
3 Miyagi-ken(0.0246%)
4 Aomori-ken(0.012%)
5 Ibaraki-ken(0.00926%)
6 Chiba-ken(0.00785%)
7 Kanagawa-ken(0.00718%)
8 Toukyou-to(0.00617%)
9 Saitama-ken(0.00558%)
10 Akita-ken(0.0051%)
11 Fukushima-ken(0.00382%)
12 Tochigi-ken(0.00333%)
13 Gunma-ken(0.00284%)
14 Shizuoka-ken(0.00222%)
15 Yamagata-ken(0.00218%)
16 Aichi-ken(0.00215%)
17 Shimane-ken(0.00139%)
18 Yamanashi-ken(0.00127%)
19 Gifu-ken(0.000754%)
20 Oosaka-fu(0.000691%)
21 Kumamoto-ken(0.000684%)
22 Ooita-ken(0.000644%)
23 Tottori-ken(0.000606%)
24 Nara-ken(0.000594%)
25 Hiroshima-ken(0.000577%)
26 Saga-ken(0.000493%)
27 Nagano-ken(0.000492%)
28 Niigata-ken(0.000483%)
29 Mie-ken(0.000438%)
30 Kagoshima-ken(0.000407%)
31 Fukuoka-ken(0.000395%)
32 Ishikawa-ken(0.000342%)
33 Kyouto-fu(0.000333%)
34 Shiga-ken(0.000325%)
35 Nagasaki-ken(0.000258%)
36 Ehime-ken(0.000246%)
37 Hyougo-ken(Very rare)