Family name Keishiro (Keishiro 
) , in all the world, is a very rare last name. The family name Keishiro is habitual in Mexico, where it is an extremely rare surname, and China. Much more prevalently, Keishiro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Keishiro | Japan, China, Mexico, United States, Brazil |
Abe, Ishida, Otsuka, Yamada, Shimada, Shibata, Tashiro, Iwasaki, Yoshida, Murakami, Sakamoto, Kanamori, Kurihara, Teramoto, Nakamura, Yamamoto, Yamazaki, Yoshioka, Matsumoto, Kobayashi, Kurabayashi, Takahashi, Fukuda, Tamura, Tanaka, Tanase, Ito, Ono, Ota, Mori, Sato, Koga, Tani, Maeda, Saito, Kondo, Hashimoto, Honda, Ishii, Ogawa, Ozawa, Matsui, Mitsui, Murata, Sasaki, Suzuki, Aboshi, Jubaru, Inoue, and Yamashita