Matsui is a Japanese surname. Notable people with the surname include:Airi Matsui, Japanese model, actress and former idol Akihiko Matsui, Japanese videogame designer Bob Matsui (1941–2005), US California Congressman Daijiro Matsui, Japanese mixed martial arts fighter Daisuke Matsui, Japanese footballer Doris Matsui, US congresswoman from California, widow of Bob Matsui Eri Matsui, Japanese fashion designer Erina Matsui , Japanese artist Hideki Matsui , Japanese former professional baseball player Iwane Matsui (1878–1948), Japanese general and war criminal Jurina Matsui, Japanese singer, SKE48 Kazuo Matsui , Japanese former professional baseball player Keiichiro Matsui , Japanese badminton player Keiko Matsui, Japanese smooth jazz musician KJ Matsui, Japanese basketball player for Columbia University Koji Matsui (politician) , Japanese politician Koji Matsui (handballer) , Japanese handball player Masato Matsui , Japanese professional baseball player Mitsuru Matsui, Japanese cryptographer Naoko Matsui, Japanese voice actor Rena Matsui, Japanese singer, SKE48 Sakiko Matsui Japanese idol and pianist, former AKB48 Shokei Matsui, Japanese karateka and Director of the International Karate Organization Toshihide Matsui, Japanese tennis player Yasuo Matsui, Japanese-American architect Yayori Matsui (1934-2002), Japanese journalist and women's rights activist Yuki Matsui , Japanese professional baseball player Yusuke Matsui , Japanese professional baseball player