Who was Jean (or Jehan?, Matthis?) Cuvelier?

Question

Cuvelier wrote in the 14th century the 'chanson de bertrand du Guesclin'

but who was this person?

did he knew du guesclin personally because the sources don't really seem to agree..

Does anyone know a sort of biography about this person that I can consult?

Answer 1

http://www.encyclopedia.com/topic/Bertra...

http://www.bu.edu/english/levine/cuvelie...

I Hope some of this is of some use...