Etymology and distribution of 篤.

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!

「篤」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 篤

Distribution of 篤
Ranking
1 Amami-shi(About 50)
2 Hiroshima-shi Saeki-ku(About 10)
2 Ashikaga-shi(About 10)
2 Ooshima-gun Kikai-chou(About 10)
2 Kagoshima-shi(About 10)
6 Kushiro-shi(Very rare)
6 Chiba-shi Hanamigawa-ku(Very rare)
6 Funabashi-shi(Very rare)
6 Tokorozawa-shi(Very rare)
6 Hiki-gun Namegawa-machi(Very rare)
6 Oosaka-shi Nishinari-ku(Very rare)
6 Higashioosaka-shi(Very rare)
6 Takatsuki-shi(Very rare)
6 Okazaki-shi(Very rare)
6 Chuuou-ku(Very rare)
6 Taitou-ku(Very rare)
6 Bunkyou-ku(Very rare)
6 Nerima-ku(Very rare)
6 Kumamoto-shi(Very rare)
6 Isehara-shi(Very rare)
6 Yokohama-shi Hodogaya-ku(Very rare)
6 Kamakura-shi(Very rare)
6 Kitakyuushuu-shi Yahatanishi-ku(Very rare)
6 Koga-shi(Very rare)
6 Ushiku-shi(Very rare)
6 Sasebo-shi(Very rare)
6 Ooshima-gun Amagi-chou(Very rare)