Okada may refer to:
- Okada (commercial motorcycle), commercial motorcycles in Nigeria
- Okada (岡田 hill rice-paddy), a Japanese name. People with the name include:
- Doris Matsui (Doris Okada Matsui), American politician of the Democratic Party
- John Okada, Japanese-American writer
- Junichi Okada, Japanese singer and actor
- Katsuya Okada, former Democratic Party of Japan president and foreign minister of Japan
- Kazuchika Okada, Japanese professional wrestler
- Keisuke Okada, 31st Prime Minister of Japan
- Masaki Okada, Japanese actor
- Masumi Okada
- Mokichi Okada, founder of the Church of World Messianity
- Okada Izō, member of the Hitokiri
- Satoru Okada, general manager of Nintendo Research & Engineering
- Tadayuki Okada, former Grand Prix motorcycle racing and Superbike racing motorcycle racer
- Takeshi Okada, coach of the Japanese national football team
- Tokihiko Okada, a silent Japanese Actor
- Tomohiro Okada, Japanese new media art and design curator, thinker of creative economics
- Toshio Okada, founder of the anime company Gainax
- Yukiko Okada, a Japanese idol