Surname Ono

Ono means "small field" and Ōno means "large field". Both are used as Japanese surnames. The following people were born in Japan, unless otherwise noted:

• Allen K. Ono (1933-2016), U.S. Army officer, first lieutenant general of Japanese-American descent, born in Hawaii
• Ono no Azumabito (d. 757), Japanese court official during the Nara period, governor of Bizen province
• Ōno no Azumabito (d. 742), official, during the same period, who held the Imperial position of Chinjufu-shōgun
• Ohno no Mataka (782–843) aristocrat and government official
• Chizu Ono, photographer
• Daisuke Ono (born 1978), voice actor
• Frank H. Ono, Japanese-American soldier
• Fuyumi Ono, author
• Ono Genmyo, Japanese scholar of Buddhism and Buddhist art
• Ōno Harunaga, general under Toyotomi Hideyori
• Hitoshi Ono, rugby player
• Isao Ono (小野 悳, born 1933), Japanese ice hockey player
• Jiro Ono (chef) (born 1925), chef of Sukiyabashi Jiro, three-Michelin-starred Japanese restaurant
• Kaoru Ōno (born 1941), author
• Kaoru Ono (mathematician) (born 1962), geometer
• Katsuo Ōno, Japanese composer
• Kazushi Ono, orchestra and opera conductor
• Ken Ono, Japanese-American mathematician
• Kenshō Ono, voice actor
• Koichi Ono (小野 光一, 1919–2000), Japanese golfer
• Kōsei Ono, rugby player
• Ōno Kurobei, chief retainer of the Banshū Akō Domain
• Lisa Ono, Japanese-Brazilian bossa nova singer
• Machiko Ono, actress
• Marina Ōno, voice actress
• Masahito Ono (小野 雅史, born 1996), Japanese footballer
• Masatoshi Ono, rock/heavy metal singer
• Masatsugu Ono (小野 正嗣, born 1970), Japanese writer
• Minoru Ōno, the real name of Saburō Kitajima, Enka singer
• Misao Ono (小野 操, 1908–?), Japanese high jumper
• Miyuki Ono (小野 みゆき, born 1959), Japanese actress
• Motohiro Ōno (大野 元裕, born 1963), Japanese politician
• Ryōko Ono, voice actress
• Ryuji Ono (大野 龍二, born 1985), Japanese long-distance runner
• Ryumo Ono, Japanese basketball player
• Santa J. Ono (born 1962), a Japanese-American biologist, university administrator and board member
• Satomi Ono (尾野 聡美, born 1975), Japanese ice hockey player
• Shinji Ono, footballer
• Shinjiro Ono, former deputy commissioner of the Japan Patent Office
• Shoko Ono (born 1981), Japanese ice hockey player
• Shunzo Ono, footballer
• Susumu Ōno, linguist
• Takashi Ono (born 1931), gymnast and Olympic medalist
• Takashi Ono (judoka) (born 1980), martial arts practitioner
• Takashi Ono (mathematician) (born 1928), number theorist
• Toshihiro Ono, manga artist
• Yoko Ono (小野 洋子, born 1933), musician, artist, feminist and peace activist who married John Lennon
• Yoko Ono (judoka) (大野 陽子, born 1989), Japanese judoka
• Yoshinori Ono (game producer), Japanese video game producer
• Yūdai Ōno (大野 雄大, born 1988), Japanese professional baseball player
• Yūki Ōno, wrestler
• Yūki Ono, voice actor
• Yusaku Ono (小野 祐策, born 1947), Japanese weightlifter

• Apolo Ohno, American speed-skater
• Hideo Ohno, Japanese physicist
• Kassius Ohno, ring name of American pro-wrestler Chris Spradlin (a.k.a. Chris Hero)
• Kazuo Ohno, Japanese butoh dancer and choreographer
• Kiyofumi Ohno, male Japanese pop singer/songwriter
• Mikiyo Ohno, female Japanese pop singer
• Mitsugi Ohno, Japanese-American glassblower
• Mitsuki Ono, Japanese snowboarder
• Saori Sarina Ohno, Japanese pianist raised in Germany
• Satoshi Ohno member of the Japanese idol group Arashi
• Shinobu Ohno, Japanese footballer
• Susumu Ohno, American geneticist
• Taiichi Ohno, Toyota executive
• Yoshinori Ohno, Japanese politician
• Yuji Ohno, Japanese jazz musician
• Yukari Ohno (大野 ゆかり, born 1975), Japanese ice hockey player

• Barry Ono, stage name of Frederick Valentine Harrison, British variety theatre performer and collector of penny dreadfuls

• Ohno, the name of an orbot from the animated series Mighty Orbots
• Oh No (disambiguation)