Kaoru Abe (?? ?, Abe Kaoru) was an influential Japanese avant-garde alto saxophonist.
Self-taught at a young age, Abe performed with notables such as Motoharu Yoshizawa, Takehisa Kosugi, Yosuke Yamashita, Derek Bailey, and Milford Graves, although he generally performed solo.
He was married to the author Izumi Suzuki, and a cousin to singer Kyu Sakamoto.
He was portrayed in Koji Wakamatsu's film Endless Waltz by punk rock singer Ko Machida.
He is not to be confused with the Japanese actor Kaoru Abe.