Etymology and distribution of 洗.

The Japanese surnames etymology dictionary.
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在日通名大全

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「洗」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 洗

Distribution of 洗
Ranking
1 Kamikawashi-chou Biei-chou(0.0833%)
2 Onga-gun Onga-chou(0.0218%)
3 Koube-shi Chuuou-ku(0.0146%)
4 Akou-shi(0.014%)
5 Takahama-shi(0.0119%)
6 Inagi-shi(0.00812%)
7 Hokuto-shi(0.00806%)
8 Shimabara-shi(0.00738%)
9 Oosaka-shi Kita-ku(0.00668%)
10 Hino-shi(0.0063%)
11 Kashiwara-shi(0.00595%)
12 Ootawara-shi(0.00592%)
13 Ashiya-shi(0.00573%)
14 Nakano-ku(0.00431%)
15 Tachikawa-shi(0.00334%)
16 Kawasaki-shi Nakahara-ku(0.00306%)
17 Saijou-shi(0.00303%)
18 Tsukuba-shi(0.00266%)
19 Ashikaga-shi(0.00251%)
20 Koube-shi Kita-ku(0.0022%)
21 Ooita-shi(0.00206%)
22 Ibaraki-shi(0.002%)
23 Neyagawa-shi(0.00199%)
24 Hachiouji-shi(0.00102%)
25 Nagasaki-shi(0.000851%)