Hamaguchi (written: 浜口 or 濱口) is a Japanese surname. Notable people with the surname include:
- Mark Hamaguchi 浜口マーク (born 1982), Japanese skate boarder
- Hideki Hamaguchi (浜口 秀樹, born 1956), Japanese basketball player
- Honoo Hamaguchi (浜口 炎, born 1971), Japanese basketball coach
- Kanari Hamaguchi (濱口 華菜里, born 1985), Japanese volleyball player
- Masaru Hamaguchi (濱口 優, born 1972), Japanese comedian
- Hamaguchi Osachi (濱口 雄幸, 1870 – 1931), 27th Prime Minister of Japan
- Ryusuke Hamaguchi (濱口 竜介, born 1978), Japanese film director and screenwriter
- Shirō Hamaguchi (浜口 史郎, born 1969), Japanese anime composer
- Sota Hamaguchi (濱口 草太, born 1999), Japanese footballer
- Toshiyuki Hamaguchi (浜口 俊之, born 1970), Japanese motorcycle racer
- Yoshihiro Hamaguchi (浜口 喜博, 1926 – 2011), Japanese freestyle swimmer
This page lists people with the surname Hamaguchi.
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.