Convincing John (portrayed by Jim Henson) is a Fraggle from Fraggle Rock that is well-known for convincing Fraggles to do whatever he says. He can convince them with catchy songs and stories. In Jaden's Adventures, Jaden sometimes uses him for helping others.
- Convincing John is one of two characters that Jim Henson performed in Fraggle Rock, the other being Cantus the Minstrel.
- Convincing John will appear in the Jeffrey & Friends' Adventures Chronicles episode, Patch's Nightmares Part 3.