Ochiai

Ochiai (written: {{Nihongo2|落合}}) is a Japanese surname. Notable people with the surname include:

• Kentaro Ochiai, Japanese diplomat at Paris Peace Conference (1919–1920)
• {{Nihongo|Fukushi Ochiai|落合　福嗣||born 1987}}, Japanese voice actor
• {{Nihongo|Hidy Ochiai|落合 秀彦||born 1939}}, Japanese judoka, karateka and writer
• {{Nihongo|Hiromitsu Ochiai|落合 博満||born 1953}}, Japanese baseball player and manager
• {{Nihongo|Hiroshi Ochiai|落合 弘||born 1946}}, Japanese footballer
• {{Nihongo|Masayuki Ochiai|落合 正幸}}, Japanese film director
• {{Nihongo|Ochiai Michihisa|落合 道久}}, Japanese samurai
• {{Nihongo|Motoki Ochiai|落合 モトキ||born 1990}}, Japanese actor
• {{Nihongo|Ochiai Naobumi|落合 直文||1861-1903}}, pseudonym of Ayukai Morimitsu, Japanese poet
• {{Nihongo|Osamu Ochiai|落合 治||born 1931}}, Japanese sport shooter
• {{Nihongo|Rumi Ochiai|落合 るみ||born 1973}}, Japanese voice actress
• {{Nihongo|Tomoya Ochiai|落合 知也||born 1987}}, Japanese basketball player
• {{Nihongo|Tetsuya Ochiai|落合 哲也||born 2003}}, Japanese sumo wrestler competing under the name Hakuōhō
• {{Nihongo|Yoichi Ochiai|落合 陽||born 1987}}, is a Japanese academic and media artist