Johann Vexo (born 1978) is a French organist. He is the organist for both the choir organ at Notre Dame de Paris (as deputy) and the great organ of Nancy Cathedral (as titular). Born in Nancy, Johann Vexo first studied organ with Christophe Mantoux, as well as early music and harpsichord at the Conservatory of Strasbourg, where he was awarded Premier Prix in organ. He continued his studies at the Conservatoire National Supérieur de Musique of Paris where his teachers included Michel Bouvard and Olivier Latry for organ, Thierry Escaich and Philippe Lefebvre for improvisation. He earned Premier Prix in both organ and basso continuo and additional prizes in harmony and counterpoint. At the age of 25, he was appointed Choir Organist of Notre-Dame cathedral in Paris. Soon thereafter he was also appointed Organist of the Cavaillé-Coll great ...