Juhani Aaltonen (born December 12, 1935) is a Finnish jazz saxophonist and flautist. 　　Born in Kouvola, Finland, he studied at Sibelius Academy and Berklee College of Music.He began playing professionally at the end of the 1950s. He played in a sextet led by Heikki Rosendahl during that time, and then studied flute performance at the Sibelius Academy and in the U.S. at the Berklee College of Music.