Oguchi (written: 小口 lit. "small mouth") is a Japanese surname. Notable people with the surname include:
- Daihachi Oguchi (小口 大八, 1924–2008), Japanese drummer
- Hisao Oguchi (小口 久雄, born 1960), Japanese businessman
- Takahisa Oguchi (小口 貴久, born 1979), Japanese luger
- Takako Oguchi (小口 貴子, born 1984), Japanese skeleton racer
- Kengo Ohkuchi (大口 兼悟, born 1981), Japanese actor
Ōguchi, Ooguchi or Ohguchi (written: 大口 lit. "big mouth") is a separate Japanese surname, though it may be romanized the same way. Notable people with the surname include:
- Hiroshi Oguchi (大口 広司, 1950–2009), Japanese musician and actor
- Yoshinori Oguchi (大口 善徳, born 1955), Japanese politician
This page lists people with the surname Oguchi.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.