Hayashi
{{otheruses}}
{{Infobox surname
| name = Hayashi
| image=
| imagesize=
| caption=
| pronunciation = {{IPA|ja|ha̠ja̠ɕi|}}
| meaning = woods
| region = Japan
| origin = Japanese
}}
Hayashi (林, literally "woods"), is the 19th most common Japanese surname.{{cite press release|title=明治安田生命 全国同姓調査 [Meiji Yasuda Life Insurance Company - National same family name investigation]|publisher=Meiji Yasuda Life Insurance Company|date=2008-09-24|url=http://www.meijiyasuda.co.jp/profile/news/release/2008/pdf/20080924.pdf|accessdate=2019-09-27}} It shares the same character as the Chinese surname Lin and the Korean surname Im.
Notable people with the surname
- {{Nihongo|Aiko Hayashi|林 愛子||born 1993}}, Japanese synchronized swimmer
- {{Nihongo|Akihiro Hayashi|林 彰洋||born 1987}}, Japanese footballer
- {{Nihongo|Hayashi Akira|林 韑||1800–1859}}, Japanese scholar and diplomat
- {{Nihongo|Akira Hayashi (swimmer)|林 享||born 1974}}, Japanese swimmer
- {{Nihongo|Asuca Hayashi|林 明日香||born 1989}}, Japanese singer
- Cheryl Hayashi, American biologist
- {{Nihongo|Chiaki Hayashi|林 千晶}}, Japanese businesswoman
- {{Nihongo|Chujiro Hayashi|林 忠次郎||1880–1940}}, Japanese naval surgeon and Reiki practitioner
- {{Nihongo|Chushiro Hayashi|林 忠四郎||1920–2010}}, Japanese astrophysicist
- {{Nihongo|Coco Hayashi|林 鼓子||born 2002}}, Japanese voice actress
- {{Nihongo|Daichi Hayashi|林 大地||born 1997}}, Japanese footballer
- {{Nihongo|Eigen Hayashi|林 英源||born 1949}}, Japanese sport shooter
- {{Nihongo|Eitetsu Hayashi|林 英哲||born 1952}}, Japanese musician
- {{Nihongo|Erina Hayashi|林 恵里奈||born 1994}}, Japanese tennis player
- {{Nihongo|Fubō Hayashi|林 不忘}}, pen name of Kaitarō Hasegawa (1900–1935), Japanese writer
- {{Nihongo|Fumiko Hayashi (author)|林 芙美子||1903 or 1904 – 1951}}, Japanese writer and poet
- {{Nihongo|Fumiko Hayashi (politician)|林 文子||born 1946}}, Japanese politician
- {{Nihongo|Fumino Hayashi|林 ふみの}}, Japanese manga artist
- {{Nihongo|Fumio Hayashi|林 文夫||born 1952}}, Japanese economist
- {{Nihongo|Fumio Hayashi (doctor)|林 文雄||1900–1947}}, Japanese physician
- {{Nihongo|Fusao Hayashi|林 房雄||1903–1975}}, pen name of Toshio Gotō, Japanese writer
- {{Nihongo|Hayashi Gahō|林 鵞峰||1618–1688}}, Japanese neo-Confucian philosopher and writer
- {{Nihongo|Hayashi Gakusai|林 学斎||1833–1906}}, Japanese neo-Confucian philosopher
- {{Nihongo|Hayashi Gonsuke (diplomat)|林 権助||1860–1939}}, Japanese diplomat
- {{Nihongo|Harvey Saburo Hayashi|林 三郎||1867–1943}}, Japanese physician
- {{Nihongo|Hidekazu Hayashi|林 秀一||born 1965}}, Japanese rower
- {{Nihongo|Hayashi Hidesada|林 秀貞||died 1580}}, Japanese samurai
- {{Nihongo|Hikaru Hayashi|林 光||1931–2012}}, Japanese classical composer, pianist and conductor
- {{Nihongo|Hirofumi Hayashi|林 博史||born 1955}}, Japanese historian
- {{Nihongo|Hiroki Hayashi|林 宏樹}}, Japanese animator
- {{Nihongo|Hiroko Hayashi|林 寛子||born 1933}}, better known as Chikage Oogi, Japanese actress and politician
- {{Nihongo|Hiroko Hayashi (singer)|林 寛子||born 1959}}, Japanese singer, actress and television personality
- {{Nihongo|Hiromori Hayashi|林 廣守||1831–1896}}, Japanese composer
- {{Nihongo|Hiroyuki Hayashi (athlete)|林 弘幸||born 1973}}, Japanese sprinter
- {{Nihongo|Hiroyuki Hayashi (footballer)|林 祐征||born 1983}}, Japanese footballer
- {{Nihongo|Hiroyuki Hayashi (musician)|ハヤシ ヒロユキ||born 1978}}, Japanese musician
- {{Nihongo|Hisao Hayashi|林 寿夫||1881–1963}}, Japanese government official
- {{Nihongo|Hayashi Hōkō|林 鳳岡||1644–1732}}, Japanese neo-Confucian scholar, teacher and administrator
- {{Nihongo|Honoka Hayashi|林 穂之香||born 1998}}, Japanese women's footballer
- {{Nihongo|Ikuo Hayashi|林 郁夫||born 1947}}, member of Aum Shinrikyo
- {{Nihongo|Isao Hayashi|林 伊佐緒||1912–1995}}, Japanese singer and composer
- {{Nihongo|Izuo Hayashi|林 厳雄||1922–2005}}, Japanese physicist
- Joe Hayashi (1920–1945), United States Army soldier and Medal of Honor recipient
- {{Nihongo|Jun Hayashi|林 潤||born 1972}}, Japanese politician
- {{Nihongo|Hayashi Jussai|林 述斎||1768–1841}}, Japanese neo-Confucian scholar
- {{Nihongo|Kaizo Hayashi|林 海象||born 1957}}, Japanese film director and screenwriter
- Kanna Hayashi, American academic
- {{Nihongo|Kazuaki Hayashi|林 一章||born 1976}}, Japanese footballer and manager
- {{Nihongo|Kazuhiro Hayashi|林 和広||born 1973}}, better known as Kaz Hayashi, Japanese professional wrestler
- {{Nihongo|Kazuo Hayashi|林 一夫||born 1945}}, Japanese actor and voice actor
- {{Nihongo|Keiichi Hayashi|林 景一||born 1951}}, Japanese diplomat
- {{Nihongo|Keisuke Hayashi|林 佳祐||born 1988}}, Japanese footballer
- {{Nihongo|Keizō Hayashi|林 敬三||1907–1991}}, Japanese civil servant and general officer
- {{Nihongo|Kenta Hayashi|林 健太||born 1994}}, Japanese kickboxer
- {{Nihongo|Kentaro Hayashi|林 健太郎||born 1972}}, Japanese football player
- {{Nihongo|Kento Hayashi|林 遣都||born 1990}}, Japanese actor
- Kim Hayashi (born 1986), American cyclist
- Kiralee Hayashi, American stunt woman, actress and gymnast
- {{Nihongo|Kohei Hayashi|林 晃平||born 1978}}, Japanese footballer
- {{Nihongo|Kotona Hayashi|林 琴奈||born 1999}}, Japanese volleyball player
- {{Nihongo|Kumiko Hayashi|林 久美子||born 1972}}, Japanese politician
- {{Nihongo|Kyoko Hayashi|林 京子||1930–2017}}, Japanese writer
- Marc Hayashi (born 1957), American actor
- {{Nihongo|Marika Hayashi|林 真里花||born 1975}}, Japanese actress and voice actress
- {{nihongo|Mariko Hayashi|林 真理子||born 1954}}, Japanese writer
- {{Nihongo|Masako Hayashi|林 雅子||1928–2001}}, Japanese architect
- Mary Hayashi, American politician
- {{Nihongo|Masamichi Hayashi|林 誠道||born 1996}}, Japanese footballer
- {{Nihongo|Masanori Hayashi|林 昌範||born 1983}}, Japanese baseball player
- {{Nihongo|Masumi Hayashi (murderer)|林 眞須美||born 1961}}, Japanese murderer
- Masumi Hayashi (photographer) (1945–2006), American photographer and artist
- {{Nihongo|Mizuki Hayashi|林 瑞輝||born 1996}}, Japanese footballer
- Moritaka Hayashi, Japanese lawyer
- {{Nihongo|Motoo Hayashi|林 幹雄||born 1947}}, Japanese politician
- {{Nihongo|Nagisa Hayashi|林 なぎさ||born 1986}}, Japanese field hockey player
- {{Nihongo|Hayashi Narinaga|林 就長||1517–1605}}, Japanese samurai
- {{Nihongo|Nobu Hayashi|林 伸樹||born 1978}}, Japanese karateka and kickboxer
- {{Nihongo|Hayashi Ōen|林 桜園||1797–1870}}, Japanese physician, military strategist, scholar, Shinto priest, diviner, and nationalist
- {{Nihongo|Osamu Hayashi|林 修||born 1965}}, Japanese television personality
- Patrick Hayashi, the defendant in the property law case Popov v. Hayashi
- {{Nihongo|Hayashi Razan|林 羅山||1583–1657}}, Japanese neo-Confucian philosopher and writer
- Ryan Hayashi (born 1973), Canadian magician
- {{Nihongo|Ryohei Hayashi|林 陵平||born 1986}}, Japanese footballer
- {{Nihongo|Hayashi Ryūkō|林 榴岡||1681–1758}}, Japanese neo-Confucian scholar, teacher and administrator
- {{Nihongo|Ryuta Hayashi|林 隆太||born 1990}}, Japanese footballer
- {{Nihongo|Saki Hayashi|林 咲希||born 1995}}, Japanese women's basketball player
- {{Nihongo|Satoru Hayashi|林 慧||born 1988}}, Japanese footballer
- Saya Hayashi ( 林 沙耶, born 1999), Japanese actress, singer, model, and radio personality known professionally as Rikka Ihara (伊原 六花)
- Scott B. Hayashi (born 1953), American Episcopal bishop
- {{Nihongo|Senjūrō Hayashi|林 銑十郎||1876–1943}}, Japanese general, politician and Prime Minister of Japan
- {{Nihongo|Shigeo Hayashi|林 重男||1918–2002}}, Japanese photographer
- {{Nihongo|Hayashi Shihei|林 子平||1738-1793}}, Japanese military scholar
- Hayashi Shiryu, Japanese swordsman
- Shizuya Hayashi, Japanese-American World War II soldier
- {{Nihongo|Shōji Hayashi|林 昌二||1928–2011}}, Japanese architect
- {{Nihongo|Shūji Hayashi|林 修司||born 1979}}, Japanese actor
- {{Nihongo|Tadaaki Hayashi|林 忠明}}, Japanese table tennis player
- {{Nihongo|Tadahiko Hayashi|林 忠彦||1918–1990}}, Japanese photographer
- {{Nihongo|Tadamasa Hayashi|林 忠正||1853–1906}}, Japanese art dealer
- {{Nihongo|Tadashi Hayashi|林 正||born 1962}}, Japanese basketball coach
- {{Nihongo|Hayashi Tadasu|林 董||1850–1913}}, Japanese diplomat
- {{Nihongo|Hayashi Tadataka|林 忠崇||1848–1941}}, Japanese daimyō
- {{Nihongo|Tadayoshi Hayashi|林 忠義||born 1968}}, Japanese equestrian
- {{Nihongo|Takanobu Hayashi|林 隆喜||born 1946}}, Japanese photographer
- {{Nihongo|Takehiro Hayashi|林 威宏||born 1976}}, Japanese footballer
- {{Nihongo|Takenori Hayashi|林 丈統||born 1980}}, Japanese footballer
- {{Nihongo|Takuto Hayashi|林 卓人||born 1982}}, Japanese footballer
- Teru Hayashi (1914–2003), Japanese-American biologist
- {{Nihongo|Tetsuji Hayashi|林哲司|born 1949}}, Japanese composer
- {{Nihongo|Tomomi Hayashi|林 知充||born 1971}}, Japanese-Estonian architect
- {{Nihongo|Tomoya Hayashi|林 友哉||born 1999}}, Japanese footballer
- Toshiko Hayashi (1940-2022), Japanese communist politician
- {{Nihongo|Toshiyuki Hayashi|林 敏之||born 1960}}, Japanese rugby union player
- {{Nihongo|Tsuruichi Hayashi|林 鶴一||1873–1935}}, Japanese mathematician
- {{Nihongo|Tsuyoshi Hayashi|林 剛史||born 1982}}, Japanese actor
- {{Nihongo|Hayashi Utako|林 歌子||1865–1946}}, Japanese educator and social worker
- {{Nihongo|Yasuo Hayashi|林 泰男||1957–2018}}, one of the perpetrators of the 1995 Sarin gas attack on the Tokyo subway
- {{Nihongo|Yasunori Hayashi|林 康紀||born 1965}}, Japanese neuroscientist
- {{Nihongo|Hayashi Yasusada|林 権助||1806–1868}}, Japanese samurai
- {{Nihongo|Yohei Hayashi|林 容平||born 1989}}, Japanese footballer
- {{Nihongo|Yoichi Hayashi|林 与一||born 1942}}, Japanese actor
- {{Nihongo|Yoko Hayashi|林 陽子||born 1956}}, Japanese lawyer
- {{Nihongo|Yoshihide Hayashi|林 義秀||1891–1978}}, Japanese general
- {{Nihongo|Yoshiki Hayashi|林 佳樹||born 1965}}, better known as Yoshiki, Japanese musician, songwriter, composer and record producer
- {{Nihongo|Yoshimasa Hayashi|林 芳正||born 1961}}, Japanese politician
- Yoshimi Hayashi (1923–2006), American lawyer
- {{Nihongo|Yoshiro Hayashi (golfer)|林 由郎||1922–2012}}, Japanese golfer
- {{Nihongo|Yoshiro Hayashi (politician)|林 義郎||1927–2017}}, Japanese politician
- {{Nihongo|Yū Hayashi|林 勇||born 1983}}, Japanese voice actor and singer
- {{Nihongo|Yuichiro Hayashi|林祐一郎||}}, Japanese director
- {{Nihongo|Yuki Hayashi (archer)|林 勇気||born 1984}}, Japanese archer
- {{Nihongo|Yuki Hayashi (composer)|林 ゆうき||born 1980}}, Japanese composer and arranger
- {{Nihongo|Yukina Hayashi|林 有紀奈||born 1996}}, Japanese volleyball player
- {{Nihongo|Yumika Hayashi|林 由美香||1970–2005}}, Japanese AV idol and actress
- {{Nihongo|Yusuke Hayashi|林 勇介||born 1990}}, Japanese footballer
- {{Nihongo|Hayashi Yūzō|林 有造||1842–1921}}, Japanese politician