In Japanese, Ono (小野) and Ōno (大野) are different place names and also common surnames. Ono 'small field' and Ōno means 'large field'. Both are used as Japanese surnames and many different people use one of the two writings.

Ono, Ōno or Ohno may refer to:

• Ono (weapon), an axe
• ONO (Spain), a Spanish Cable company
• ONO Estadi, a football stadium in Mallorca, Spain
• Rongo, the god of song on the Marquesas Islands
• Wahoo, a fish found in Hawaiian waters
• The FAA identifier of Ontario Municipal Airport in Ontario, Oregon
• Delicious in the Hawaiian language
• The Ono P2P Project - Peer-to-Peer file transfer system to find nearby peers

Language

• ono, adj., delicious, tastes good.. ono grind(good tasting food). Hawaiian language

Places

• Ono Island, Orange Beach, AL
• Ono Island, Italy
• Ono Island (Fiji)
• Ono San Pietro, Italy
• Ono, Hyogo, Japan
• Ono, Fukushima, Japan
• Ōno, Fukui, Japan
• Ōno District, Fukui, Japan
• Ōno, Gifu, Japan
• Ōno District, Fukui, Japan
• Ōno, Hiroshima, Japan
• Ōno, Hokkaidō, Japan
• Ōno, Iwate, Japan
• Ōno, Ōita, Japan
• Ōno District, Ōita, Japan
• Ōno River, in Ōita Prefecture, Japan.
• Ono, Benjamin, Jerusalem

People

• Apolo Anton Ohno, Japanese-American short track speed skating competitor
• Chizu Ono, photographer
• Frank H. Ono, Japanese-American soldier
• Hitoshi Ono, Japanese rugby player
• Kazushi Ono, Japanese orchestra and opera conductor
• Kazuo Ohno, Japanese dancer
• Ken Ono, Japanese-American mathematician
• Kiyofumi Ohno
• Kōsei Ono, Japanese rugby player
• Lisa Ono, Japanese bossa nova singer
• Matsushige Ohno
• Mikiyo Ohno
• Mitsugi Ohno, Japanese glassblower
• Santa J. Ono, Japanese-American biologist, university administrator
• Satoshi Ohno, a member of Arashi
• Shinji Ono, Japanese footballer
• Susumu Ohno, Japanese-American geneticist
• Susumu Ōno, a Japanese linguist
• Taiichi Ohno, creator of the Toyota Production System (Just In Time, or JIT)
• Takashi Ono (born 1931), a Japanese gymnast and Olympic medalist
• Toshihiro Ono, manga artist
• Yoko Ono, Japanese-American musician and artist
• Yoshinori Ohno, former Minister of State for Defense in Japan
• Yoshinori Ono, producer of the video game Street Fighter IV
• Yuji Ohno
• Yutaka Ohno