Professor Oak is Ash Ketchum's professor and old friends of Dr. Emmett Brown, Mr. Miyagi, Randolph Johnson, Professor Utonium, and Ludwig Von Drake. He is also the grandfather of Gary Oak. He made his first appearance in Pooh's Adventures of Pokémon: The Movie 2000.
Trivia[]
- He is voiced by Tara Jayne (as a child in Pokemon 4Ever), Stan Hart (1998-2006), and Jimmy Zoppi (2006-present).
- Professor Oak will be introduced to Bloom and her friends in Bloom's Adventures of Pokémon: The Movie 2000.
- Professor Oak will meet Bloom and her friends again in Bloom's Adventures of Pokémon 3: The Movie.
- Professor Oak made his first and only young appearance as Sammy Oak in Pooh's Adventures of Pokémon 4Ever.
- Professor Oak will make his first guest appearance in Pooh's Adventures of Ghostbusters II.
- Professor Oak will guest star in the upcoming remastered remake version of Pooh and Ash's Adventures of Scooby-Doo and the Headless Horseman of Halloween.
- Professor Oak will reunite Mr. Miyagi and meet his student Daniel LaRusso in Pooh's Adventures of The Karate Kid, Part II.
- Professor Oak will work with his old friend Randolph Johnson in the Pooh's Adventures of Free Willy trilogy.
- Professor Oak will meet Code Red in Code Red's Adventures of Pokemon.
- Professor Oak will become Tyler Klause's Father, since he created him with his partner Jack Fenton.