Dora the Explorer Wiki

Roberto's Grandpa (also known as Abuelo and real name Professor Plyborg) is Roberto’s grandfather who lives in a robot factory. His first appearance was on Roberto the Robot.


He has peach skin, gray hair, a light yellow shirt with blue overalls, blue pants, and brown shoes. He also wears a red bowtie.


Dora the Explorer[]

Dora and Friends: Into the City![]


  • He was the one that built Roberto the Robot.
  • He is an inventor.
  • In Latin Spanish dub, he is voiced by the late Luis Pérez Pons; who was also voicing the Latin Spanish dub of Mr. Krabs in SpongeBob SquarePants.