Charles-Marie Widor
Dupont was born in Caen. Following after his father who was a teacher at the Malherbe secondary school and the organist at the Church Saint-Étienne in his home town, Dupont began his studies at the Paris Conservatory at the age of 15. There he studied composition with Jules Massenet, harmony with Antoine Taudou, and descant with André Gedalge. In 1895, he was also given instruction on the organ by Alexandre Guilmant. Between 1897 and 1903, he studied composition with Charles-Marie Widor.