Etymology and distribution of 貞廣.

Sadahiro 【貞廣】^{レベル3
About 300}  The Japanese surnames etymology dictionary.

Kumamoto-ken , Kyouto-fu , Gifu-ken .

① Kumamoto-ken Kumamoto-shi Birth of Sugijima, Fujimachi, Minami-ku. In the North and North morning era, there is a place name with the notation of "椙 島" recorded. The place name also pronounced Sugishima. It was in the Edo period in the same place.

② Nagano-ken Ina-shi Haseki Sugijima birth. A place name with a record since the Edo period. Toukyou-to Chiyoda-ku Chiyoda was in the Edo era as the shogunate of the Edo shogunate of the government agency.