He was a pupil of André Jaunet, and later attended the Paris Conservatoire, where he won first prize with Marcel Moyse and Roger Cortot.

He is also a teacher, and has taught at the Basel Music Academy since 1973 and at the Music Academy Accademia Lorenzo Perosi in Biella.

Graf played at James Galway's wedding in May 1972.

[1] In 2005 Graf received an honorary doctorate from the Academy of Music in Kraków.

[2] Peter-Lukas Graf has made many recordings in his career.