# Adachi (surname)

Adachi (written: 安達, 足立, 足達 or あだち in hiragana) is a Japanese surname. Notable people with the surname include:
* Adachi (あだち), a member of the manga artist duo Adachitoka
* Akihiko Adachi (安達 明彦, born 1965), Japanese mixed martial artist
* Barbara Adachi, American businesswoman
* Chihaya Adachi (born 1963), Japanese physicist
* Adachi Ginkō (安達 吟光, 1853–1908), Japanese ukiyo-e artist
* Goro Adachi (安達 五郎, 1913–1999), Japanese ski jumper
* Hatazō Adachi (安達 二十三, 1884–1947), Japanese general
* Hirohide Adachi (足立 丈英, born 1999), Japanese footballer
* Jeff Adachi (1959–2019), American lawyer
* Adachi Kagemori (安達 景盛, died 1248), Japanese warrior, son of Morinaga
* Kaoru Adachi (安達 かおる, born 1956), Japanese film director, producer and editor
* Katsuji Adachi (安達 勝治, 1942–2010), better known as Mr. Hito, Japanese professional wrestler
* Kazuya Adachi (足立 和也, born 1990), Japanese slalom canoeist
* Ken Adachi (1929–1989), Canadian writer and literary critic
* Kenyi Adachi (born 1993), Mexican footballer
* Adachi Kenzō (安達 謙蔵, 1864–1948), Japanese politician
* Kiyoshi Adachi (安達 清, 1914–?), Japanese pole vaulter
* Mariko Adachi (足立 真梨子, born 1983), Japanese triathlete
* Masao Adachi (足立 正生, born 1939), Japanese screenwriter and film director
* Miho Adachi (足立 美穂, born 1979), Japanese sprint canoeist
* Mineichirō Adachi (安達 峰一郎, 1870–1934), Japanese judge
* Mitsuhiro Adachi (足立 光宏, born 1940), Japanese baseball player
* Mitsuru Adachi (あだち 充, born 1951), Japanese manga artist
* Adachi Morinaga (安達 盛長, 1135–1200), Japanese warrior
* Osamu Adachi (足立 理, born 1987), Japanese actor and singer
* Rika Adachi (足立 梨花, born 1992), Japanese television personality and actress
* Ryo Adachi (安達 亮, born 1969), Japanese footballer and manager
* Ryoichi Adachi (安達 了一, born 1988), Japanese baseball player
* Seiya Adachi (足立 聖弥, born 1995), Japanese water polo player
* Shinobu Adachi (安達 忍, born 1958), Japanese voice actress
* Shinya Adachi (足立 信也, born 1957), Japanese politician
* Shōtarō Adachi (足立 正太郎, 1901–1995), Japanese photographer
* Takumi Adachi (安達 巧, born 1966), Japanese sport wrestler
* Tomomi Adachi (足立 智美, born 1972), Japanese musician
* Toshiya Adachi (安達 俊也, born 1965), Japanese baseball player
* Toshiyuki Adachi (足立 敏之, 1954–2024), Japanese politician
* Tsunamitsu Adachi (安立 綱光, 1901–1981), Japanese entomologist
* Tsutomu Adachi (あだち 勉, 1947–2004), Japanese manga artist and the older brother of Mitsuru Adachi
* Yasushi Adachi (足立 康史, born 1965), Japanese politician
* Yuji Adachi (足立 祐二, born 1964), Japanese musician and songwriter
* Yumi Adachi (安達 祐実, born 1981), Japanese actress and singer
* Yumi Adachi (synchronised swimmer) (足立 夢実, born 1989), Japanese synchronized swimmer
* Yurie Adachi (足立 友里恵, born 1985), Japanese ice hockey player
* Yusuke Adachi (足達 勇輔, born 1961), Japanese footballer and manager
* Yuto Adachi (安達 祐人, born 1998), Japanese rapper of K-Pop group Pentagon
* Yositaka Adachi (born 1962), Palauan politician

## Fictional characters

* Hana Adachi (足立 花), a character in the manga series Yankee-kun to Megane-chan
* Lady Masako Adachi, a character in the video game Ghost of Tsushima, with motion-capture provided and voiced by Lauren Tom
* Sakura Adachi (安達 桜), a character in the light novel series Adachi to Shimamura
* Tohru Adachi (足立 透), a character in the video game Persona 4
* Koichi Adachi (足立 宏一), a character in the video game Yakuza: Like a Dragon
* Rei Adachi (足立 レイ), a vocal synth character in UTAU