Iggy Iguanodon is a funny and charming Iguanodon. His first apperance was in "Pteranodon World Tour", a Dinosaur Train special. He made his second appearance in the Dinosaur Train four-part episode "Dinosaur A-Z", representing the letter "I". He is shown with another dinosaur named Jaxleyn, a Jaxartosaurus, who represents the letter "J". He famously refers to Buddy as "Buddyington". He is shown with an english accent.