Okko Tapani Kamu (born 7 March 1946, Helsinki, Finland) is a Finnish orchestral conductor and violinist.

Kamu was born into a family of musicians. His father played double bass in the Helsinki Philharmonic. He began violin studies at age two and entered the Sibelius Academy at age six. He formed his own string quartet, the Suhonen, in 1964 where he played first violin. At age 20, he was appointed first solo violinist at the Finnish National Opera, and held this post until 1968. He then began to conduct, initially with the Finnish National Opera orchestra. Primarily self-taught, he became principal guest conductor of the Royal Swedish Opera in 1969, the same year as he won the first Herbert von Karajan Conducting Competition in Berlin. From 1971 to 1977, Kamu was principal conductor of the Finnish Radio Symphony Orchestra.