Although Bowser Jr. was introduced later in the Super Mario series, he has made plenty of appearances in various sports titles.
- Mario Golf: Toadstool Tour - He is a hidden character in the game.
- Mario Kart: Double Dash!! - He is his father's partner and a lightweight driver.
- Mario Kart Wii - He is an unlockable character and a medium-sized one.
- Mario Power Tennis/Mario Tennis Open - He is a tricky-type character.
- Mario Baseball - He has good batting and running abilities, although his pitching is average and his fielding is low.
- Mario Hoops 3 on 3 - He is available from the start and is a speedy character.
- Mario Strikers Charged - He is an unlockable character and an offensive captain.
- Mario Sports Mix - He is a speed-type character, with high speed, average power and low technique.
