Family name Saguchi (Saguchi 
) , worldwide, is a rare last name. The last name Saguchi is characteristic of Mexico, where it is a very rare surname, Argentina, and the United States, where it is an extremely rare surname. Very seldom, Saguchi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Saguchi | China, Mexico, United States, Argentina, Brazil |
Ko, Jorge, Jesus, Julia, Norma, Helia, Hideo, Yukio, Mitsuo, Shinya, Shigeo, Shizuo, Shunji, Susana, Susumu, Sumiko, Carlos, Camila, Koichi, Kishio, Kikuye, Donald, Dirce, Diana, David, Peggy, Sho, Kun, Alii, Chuy, Koji, Rene, Lino, Luis, Luiz, Jose, Tatsuo, Judy, Nora, Eiji, Fumi, Yuji, Maria, Andre, Akira, Karol, Kazuo, Kenji, Toru, and Toshio