Claudio Arrau (February 6, 1903 - June 9, 1991) was a Chilean-American pianist, of world fame because of his interpretations of a huge repertory spanning from the baroque to 20th century composers.

Claudio Arrau was born in Chillan, the son of a pianist and an eye doctor. He was a child prodigy, giving his first concert at age 5. At age 7 he was send on a Chilean government grant to study in Germany, where he was a pupil of Martin Krause, who had studied under Franz Liszt.

"An interpreter must give his blood to the work interpreted." (C. Arrau)

At the time of his death in Mürzzuschlag, Austria, he was working on a CD recording of the complete works of Bach for keyboard.