In the main series
Major appearances
In The Punchy Pokémon, Anthony entered a Hitmonchan in the P1 Grand Prix. However, he ended up losing to a Hitmonlee stolen by Team Rocket because the match was sabotaged.
In The Lost Lapras, a punk used a Hitmonchan to attack a Lapras. When Ash and Pikachu came to Lapras's defense, Hitmonchan battled Pikachu, only for them to flee after Tracey appeared, sketched them, and began comparing them in terms of how they were trained. According to Tracey, Hitmonchan lacked exercise.
In Stage Fight!, Roger's Hitmonchan was a lead in a Pokémon show about a boxing match between his character and a glove-wearing Machoke.
In Chikorita's Big Upset, a Hitmonchan was a member of a gang of wild Fighting-type Pokémon. He knelt to Chikorita after she became the new leader by defeated her predecessor, a Primeape.
In A Tyrogue Full of Trouble, Kiyo's Hitmonchan fought alongside him to break a rolling boulder. Kiyo later used Hitmonchan in battle during an attempt to catch a wild Tyrogue.
In Gotta Catch Ya Later!, a Hitmonchan belonging to Kim of the Invincible Pokémon Brothers battled Misty's Politoed but was defeated. In Cerulean Blues, Kim used Hitmonchan during a battle against Misty's Staryu, which he lost on a technicality.
In Pasta La Vista, Kyle Hamm used a Hitmonchan in battle to decide the fate of his father's fighting dojo. After Master Hamm broke his back, May stepped in for Kyle against Ash and borrowed the Hitmonchan.
Minor appearances
In Showdown at Dark City, a Hitmonchan was one of the Yas Gym's Pokémon.
In Riddle Me This, a Hitmonchan was in an exercise Gym targeted by Team Rocket.
In Pikachu's Vacation, a Hitmonchan was at the Pokémon Theme Park.
In To Master the Onixpected!, Bruno's Hitmonchan appeared with him in a video.
In Friends to the End, a Trainer's Hitmonchan attended the closing ceremonies of the Indigo League.
In Pikachu Re-Volts, a Hitmonchan was controlled by Cassidy and Butch via their Drowzee at Mandarin Island North.
In Misty Meets Her Match, Rudy's Hitmonchan was at the Trovita Gym.
In The Power of One, a Hitmonchan sensed the disturbance caused by Lawrence III.
A Hitmonchan appeared in the Japanese credits of Pikachu's Rescue Adventure.
In Wired for Battle!, a Hitmonchan was in Muramasa's dojo. Another came up in his database, having belonged to another Trainer.
In Two Hits and a Miss, a Trainer's Hitmonchan was at a Fighting-type dojo.
In Beauty and the Breeder, a Pokémon Breeder's Hitmonchan participated in a Pokémon breeding competition.
A Hitmonchan appeared in Extreme Pokémon!, under the ownership of a participant in the Extreme Pokémon Race.
In Enlighten Up!, a Hitmonchan belonged to a student at Slowpoke Temple.
In Johto Photo Finish, Gary's demonstration featured a Hitmonchan evolving from a Tyrogue.
In Saved by the Beldum, a Trainer's Hitmonchan competed in the Ever Grande Conference. He reappeared in a flashback in Shocks and Bonds.
A Coordinator's Hitmonchan appeared in Channeling the Battle Zone!.
In Two Degrees of Separation!, a Hitmonchan was a character in a console fighting game.
In Glory Blaze!, a Trainer's Hitmonchan competed in the Hearthome City Tag Battle Competition.
A Trainer's Hitmonchan appeared in I Choose You!.
A Trainer's Hitmonchan appeared in This Magik Moment!.
Pokédex entries
In Pokémon Origins
Kiyo's Hitmonchan briefly appeared in File 3: Giovanni.
In the Pokémon Masters Animated Trailer
In the Pokémon Masters Animated Trailer, a Trainer's Hitmonchan was in a town square in Pasio.
In the Pocket Monsters HeartGold & SoulSilver Go! Go! Pokéathlon manga
A Hitmonchan appeared in Pocket Monsters HeartGold & SoulSilver Go! Go! Pokéathlon.
In the Pokémon Adventures manga
- Main article: Monlee
Bruno has a Hitmonchan, which first appeared in Punching Poliwrath. He is capable of using Fire Punch, Thunder Punch, and Ice Punch at a high caliber. Bruno remarks that Hitmonchan is like having three Pokémon in one.
Crystal has a Hitmonchan nicknamed Monlee, which first appeared in Slugging Out with Slugma in her capture team. He is capable of blindingly fast punching attacks. In Lively Larvitar, the origin of Crystal's Hitmonchan is revealed: he, along with Crystal's Natu, Parasect, and Cubone, were wild Pokémon living in Mt. Mortar and had fought with a local Arcanine that had gone berserk from a severe eye injury. Hitmonchan became Crystal's arms while hers were being healed.
A Hitmonchan appeared in The Last Battle XIII as one of the Pokémon sent to participate in the fight in Ilex Forest.
A Hitmonchan appeared in a fantasy in PSs1.
A Hitmonchan caught by Crystal and lent to Emerald for his Battle Pike challenge appeared in a fantasy in Moving Past Milotic.
Multiple Hitmonchan were used by Team Galactic Grunts in Halting Honchkrow.
A Hitmonchan appeared in Out-Odding Oddish, under the ownership of a Pokéathlon participant.
In the Pokémon Gold & Silver: The Golden Boys manga
A Hitmonchan appeared in Let's Aim For The Goal!.
Gold borrowed a Hitmonchan to use in a tournament in Let's Use Fighting Type Pokémon!!.
A Hitmonchan appeared in a flashback in Let's Fight For The Future!!.
In the Pokémon Gotta Catch 'Em All manga
A Hitmonchan appeared in GDZ21.
A Hitmonchan appeared in GDZ51.
In the Pokémon Pocket Monsters manga
- Main article: Giovanni's Hitmonchan
Giovanni was revealed to have a Hitmonchan, which debuted in Finish Off Team Rocket!!.
A Hitmonchan appeared in Which One is the Real Clefairy!?.
A Hitmonchan is one of Bruno's Pokémon in the Pokémon League, as seen in Clefairy's Under Training!!.
A Hitmonchan appeared in Demanding Tests at the Pokémon School!.
Kiyo has a Hitmonchan, which appeared in The Mysterious Underground Amusement Park.
A Hitmonchan appeared in Legend Of The Strongest Pokémon!!.
A Hitmonchan appeared in I Won't Let You Lead!!.
A Hitmonchan appeared in Pokémon New Year.
In the Pokémon Zensho manga
A Hitmonchan appeared in PZ07, under the ownership of the Dojo Master.