Okada (written: 岡田 literally "hill rice-paddy") is a Japanese surname. Notable 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
Kazuo Okada, Japanese businessman and billionaire
Keisuke Okada, 31st Prime Minister of Japan
Mari Okada, Japanese screenwriter
Masaki Okada, Japanese actor
Masumi Okada, Japanese-Danish actor
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
Yaichiro Okada, Japanese zoologist
Yoshiko Okada, Japanese actress.
Yukiko Okada, a Japanese idol
