He studied at the Conservatoire National Supérieur de Musique in Paris and the Guildhall School of Music in London.

Variously described as a "prodigy",[1] a "badass virtuoso",[2] and a classical music "sex symbol",[1] Jean Rondeau began playing harpsichord at age six having first heard the instrument on the radio and declaring to his parents "I really want to make that sound".

[1][5] The same year he was given the European Union's EUBO Development Trust Prize and won second-place at the Prague Spring International Music Festival harpsichord competition.

[3] The Washington Post has described Rondeau as "a master of his instrument with the sort of communicative gifts normally encountered in musicians twice his age" and his playing as "masculine, direct and richly human".

[5] According to the Australian classical music magazine Limelight, Rondeau's playing "seems locked in a struggle between lyricism and contemplation, passion and detachment.