Yamaguchi (surname)

Yamaguchi (山口, "mountain entrance/gateway") is the 14th most common Japanese surname.

Notable people with the surname

 * Adam Yamaguchi, American television correspondent and producer
 * Akane Yamaguchi (山口 茜), Japanese badminton player
 * Akihiro Yamaguchi (山口 観弘), Japanese swimmer
 * Akira Yamaguchi (山口 晃), Japanese artist
 * Atsushi Yamaguchi (disambiguation), multiple people
 * Bidou Yamaguchi (山口 毘堂), Japanese Noh mask carver
 * Eri Yamaguchi (disambiguation), multiple people
 * Eriko Yamaguchi (山口 恵梨子), Japanese shogi player
 * Erina Yamaguchi (山口 絵里奈), Japanese gravure idol
 * Gōgen Yamaguchi (山口 剛玄), Japanese karateka
 * Gorō Yamaguchi (山口 五郎), Japanese shakuhachi musician
 * Harukichi Yamaguchi (山口 春吉), Japanese mob boss
 * Hatsuye Yamaguchi (1911-2005), Japanese-American artist and dollmaker
 * Hideko Yamaguchi, plaintiff foster mother in Sweden v. Yamaguchi, a famous international family law trial
 * Yamaguchi Hisashi (山口 久), Japanese sumo wrestler
 * Hitomi Yamaguchi (山口 瞳), Japanese novelist and essayist
 * Hōshun Yamaguchi (山口 蓬春), Japanese painter
 * Hotaru Yamaguchi (山口 蛍), Japanese footballer
 * Ichiro Yamaguchi (山口 一郎), Japanese musician
 * Izumi Yamaguchi (山口 いづみ), Japanese actress
 * Jun Yamaguchi (山口 淳), Japanese composer
 * Junya Yamaguchi, Japanese musician
 * Kaori Yamaguchi (山口 香), Japanese judoka
 * Kappei Yamaguchi (山口 勝平), Japanese actor and voice actor
 * Kayo Yamaguchi (山口 華楊), Japanese painter
 * Kazuhiko Yamaguchi (山口 和彦), Japanese film director
 * Kazuki Yamaguchi (disambiguation), multiple people
 * Kazuma Yamaguchi (山口 一真), Japanese footballer
 * Kazuo Yamaguchi (山口 一男), Japanese sociologist
 * Kei Yamaguchi (山口 慶), Japanese footballer
 * Keiji Yamaguchi (山口 圭司), Japanese boxer
 * Ken Yamaguchi (山口 健), Japanese voice actor
 * Koichi Yamaguchi (山口 弘一), Japanese bicycle framebuilder
 * Kosei Yamaguchi (山口 浩勢), Japanese long-distance runner
 * Kristi Yamaguchi (born 1971), American figure skater
 * Mai Yamaguchi (山口 舞), Japanese volleyball player
 * Makoto Yamaguchi (山口 真), Japanese origami artist
 * Mami Yamaguchi (山口 麻美), Japanese women's footballer
 * Mamoru Yamaguchi (山口 マモル), Japanese mixed martial artist
 * Marie Yamaguchi (山口 真理恵), Japanese rugby sevens player
 * Masa Yamaguchi (born 1974), Australian actor
 * Masakatsu Yamaguchi, plaintiff foster father in Sweden v. Yamaguchi, a famous international family law trial
 * Masakazu Yamaguchi (山口 譲司), Japanese manga artist
 * Masao Yamaguchi (山口 昌男), Japanese anthropologist
 * Masaya Yamaguchi (born 1970), American jazz guitarist and music writer
 * Masayoshi Yamaguchi (山口 正義), Japanese scientist
 * Masuka Yamaguchi (山口 尚芳), Japanese government official
 * Mayumi Yamaguchi (山口 眞弓), Japanese voice actress
 * Megumi Yamaguchi (山口 愛), Japanese voice actress
 * Mei Yamaguchi (山口 芽生), Japanese mixed martial artist and kickboxer
 * Michael Yamaguchi, American lawyer
 * Misaki Yamaguchi (山口 美咲), Japanese swimmer
 * Miyako Yamaguchi (山口 美也子), Japanese actress
 * Moe Yamaguchi (山口 もえ), Japanese television personality
 * Momoe Yamaguchi (山口 百恵), Japanese singer, actress and idol
 * Motohiro Yamaguchi (山口 素弘), Japanese footballer and manager
 * Nana Yamaguchi (山口 奈々), Japanese voice actress
 * Naohide Yamaguchi (山口 尚秀), Japanese Paralympic swimmer
 * Noboru Yamaguchi (disambiguation), multiple people
 * Natsuo Yamaguchi (山口 那津男), Japanese politician
 * Otoya Yamaguchi (山口 二矢), Japanese ultranationalist best known for his assassination of Inejiro Asanuma
 * Renshi Yamaguchi (山口 廉史), Japanese footballer
 * Rie Yamaguchi (山口 理恵), Japanese voice actress
 * Rikako Yamaguchi (山口 立花子), Japanese voice actress
 * Roy Yamaguchi, Japanese-American chef
 * Ryōta Yamaguchi (山口 亮太), Japanese anime screenwriter
 * Satoshi Yamaguchi (disambiguation), multiple people
 * Satyu Yamaguti (山口 左仲), Japanese parasitologist
 * Sayaka Yamaguchi (山口 紗弥加), Japanese actress
 * Sayoko Yamaguchi (山口 小夜子), Japanese model and actress
 * Sayuri Yamaguchi (山口 小百合), Japanese women's footballer
 * Seigo Yamaguchi (山口 清吾), Japanese aikidoka
 * Seiya Yamaguchi (山口 聖矢), Japanese footballer
 * Yamaguchi Sekkei (山口 雪渓), Japanese artist
 * Senji Yamaguchi (山口 仙二), Japanese anti–nuclear weapons activist
 * Shinji Yamaguchi (山口 真司), Japanese footballer
 * Shogo Yamaguchi (山口 翔悟), Japanese actor
 * Shun Yamaguchi (山口 俊), Japanese baseball player
 * Shunichi Yamaguchi (山口 俊一), Japanese politician
 * Yamaguchi Soken (山口 素絢), Japanese painter
 * Susumu Yamaguchi (山口 益), Japanese Buddhist scholar
 * Yamaguchi Tadasada (山口 正定), Imperial Japanese Navy officer
 * Taimei Yamaguchi (山口 泰明), Japanese politician
 * Takahiro Yamaguchi (山口 貴弘), Japanese footballer
 * Takashi Yamaguchi (山口 隆), Japanese architect
 * Takashi Yamaguchi (actor) (山口 崇), Japanese actor
 * Takayuki Yamaguchi (disambiguation), multiple people
 * Takeo Yamaguchi (山口 長男), Japanese painter
 * Takeshi Yamaguchi (山口 武士), Japanese footballer
 * Tamon Yamaguchi (山口 多聞), Imperial Japanese Navy admiral
 * Taro Yamaguchi (山口 太郎), Japanese voice actor
 * Tatsuya Yamaguchi (disambiguation), multiple people
 * Tazuo Yamaguchi, American poet and filmmaker
 * Tetsuharu Yamaguchi (山口 哲治), Japanese footballer
 * Tetsumasa Yamaguchi (山口 徹正), Japanese sprint canoeist
 * Tetsuya Yamaguchi (山口 鉄也), Japanese baseball player
 * Toichi Yamaguchi (山口 東一), Japanese middle-distance runner
 * Tomoko Yamaguchi (山口 智子), Japanese actress and voice actress
 * Tomomi Yamaguchi, Japanese anthropologist
 * Tomomitsu Yamaguchi (山口 智充), Japanese comedian, actor and voice actor
 * Toshihiro Yamaguchi (山口 敏弘), Japanese footballer
 * Toshio Yamaguchi (山口 敏夫), Japanese politician
 * Tsubasa Yamaguchi (山口つばさ), Japanese manga artist
 * Tsutomu Yamaguchi (山口 彊), Japanese national who survived both the Hiroshima and Nagasaki atomic bombings during the Second World War
 * Tsuyoshi Yamaguchi (disambiguation), multiple people
 * Wally Yamaguchi (1959–1958), also known as Yamaguchi-san, Japanese professional wrestling manager and sports journalist
 * Yasushi Yamaguchi (山口 恭史), Japanese video game artist and designer
 * Yoko Yamaguchi (山口 洋子), Japanese lyricist and writer
 * Yorifusa Yamaguchi (山口 頼房), Japanese film director
 * Yoshiharu Yamaguchi (山口 良治), Japanese rugby union player
 * Yoshiko Yamaguchi (山口 淑子), Chinese-born Japanese actress and singer
 * Yoshinori Yamaguchi (山口 祥義), Japanese politician
 * Yoshitada Yamaguchi (山口 芳忠), Japanese footballer and manager
 * Yūdai Yamaguchi (山口 雄大), Japanese film director
 * Yuki Yamaguchi (山口 有希), Japanese sprinter
 * Yuko Yamaguchi (山口 裕子), Japanese character designer and illustrator
 * Yūji Yamaguchi (山口 祐司), Japanese animator
 * Yuriko Yamaguchi (voice actress) (山口 由里子), Japanese voice actress
 * Yuriko Yamaguchi (sculptor) (born 1948), Japanese-American sculptor
 * Yutaka Yamaguchi (山口 泰), Japanese businessman and economist
 * Zuiho Yamaguchi (山口 瑞鳳), Japanese Buddhist scholar and Tibetologist

Fictional characters

 * Yamaguchi-sensei (山口先生), a character in the manga series Hajime no Ippo
 * Kisaragi Yamaguchi (山口 如月), a character in the manga series GA Geijutsuka Art Design Class
 * Kumiko "Yankumi" Yamaguchi (山口 久美子), a character in the manga series Gokusen
 * Tadashi Yamaguchi (山口 忠), a character in the manga series Haikyu!!