Peter Momtchiloff (born 10 March 1962) is a British guitarist and bassist. He was educated at Winchester College and Worcester College, Oxford.
Momtchiloff was a founding member of the seminal twee pop bands Talulah Gosh, Heavenly and its later incarnation Marine Research. In 1999, he joined Jessica Griffin in her band the Would-be-goods.
He plays guitar for Scarlet's Well.
In addition to his music, Momtchiloff is Senior Commissioning Editor for Philosophy at the Oxford University Press.