Results for Jacquet van Berchem Berchem (not all results may be relevant):
Jacquet (of Jachet) of Berchem, named after a town near Antwerp, was a composer of the Fourth generation of Flemish polyphonists, championed by Adriaan Willaert.
P.S. He should not be confused with the French-born Jachet of Mantua.
[This contribution is mainly based on KULeuven’s musicilogy professor Ignace Bossuyt’s book “De Vlaamse Polyfonie”.]