Ann Lewis (アン・ルイス, An Ruisu, born June 5, 1956, in Kobe, Hyōgo Prefecture, Japan) is a Japanese musician who was popular in the 1970s and 1980s.
Her many hits include the popular song "Roppongi Shinju", "Good Bye My Love" and many others which have been covered by other Asian artists.
She semi-retired from show business in the 1990s after suffering from chronic panic attacks, and settled in Los Angeles.
Her works include interior designs for private homes, business offices, restaurants and shops, releasing a line of original jewelry, creating original animation, logos and other projects.
She has also been involved as the president, COO and marketing consultant for several software companies in the USA.