 He was born in Bruges, and received at least part of his musical training as a choirboy in the chapel of Charles V, where he probably studied with Marbrianus de Orto.Pierre de La Rue was also a member of that chapel, which was one then of the most distinguished musical organizations in Europe.Bruck likely left around 1519, and his whereabouts are unknown until 1527, when he became a priest in the Pas-de-Calais, in the Thérouanne diocese.