Jean-Jacques Guyon: key obituary facts
Is Jean-Jacques Guyon dead? Yes. Jean-Jacques Guyon died on December 21, 2017, at age 85.
Cause of death: Jean-Jacques Guyon's cause of death has not been publicly confirmed.
What was Jean-Jacques Guyon known for?
He was known as French equestrian.
French equestrian
Died on Thursday December 21st 2017