Jean Francois Kopf is a French voice actor who has been heard in the French-lnaguage dubs of several Muppet productions, often as Gonzo, and was also heard in the original French series Muppets TV.

Kopf has dubbed such actors as Michael Richards on Seinfeld and The Michael Richards Show and Joe Flaherty on Freaks and Geeks. His animation dub credits include Mickey Mouse in The Prince and the Pauper, Professor Keenbean and others on Richie Rich, the Arch Mage on Gargoyles, and Venom, Rhino, and Mysterio on Spider-Man.

Muppet dubbing credits