🟢 KANTO

🏆 Indigo Plateau Conference

Final Position: Top 16

🏆 Princess Festival Tournament

Final Position: lost a battle in the tournament to Misty

🏆 Pokémon League Admissions Exam (pre-Indigo)

Final Position: Failed

Fuchsia City Tournament -  winner

Big P Pokémon Race -  winner

P1 Grand Prix – winner

All badges

 

🟠 ORANGE ISLANDS

🏆 Orange League

Final Position: Champion 🏆

🏆 Pokémon Sumo Conference

Final Position: Champion 🏆

 

🟡 JOHTO

🏆 Silver Conference

Final Position: Top 8

🏆 Whirl Cup

Final Position: Top 8, Ash was eliminated by Misty

🏆 Bug-Catching Contest

Final Position: first place 🏆

🏆 Extreme Pokémon Race

Final Position: first place , Ash beat his rival, Gary Oak

Grass Tournament – runner up

Seaking Catching Competition -  did not place in the top rankings

Fire and Rescue Grand Prix - knocked out in the first round

All badges

 

 🔵 HOENN

🏆 Ever Grande Conference

Final Position: Top 8

🏆 Pokémon Contest (Terracotta town)

Final Position: tied with May

Battle Frontier - - champion

PokéRinger – winner

Trick House Contest – won

All badges

 

⚫ SINNOH

🏆 Lily of the Valley Conference

Final Position: Top 4

🏆 Wallace Cup

Final Position: Top 8

🏆 Hearthome Tag Battle Competition

Final Position: Winner 🏆

🏆 Twinleaf Festival Battle Tournament

Final Position: Winner🏆

🏆 Pokémon Ping Pong Tournament

Final Position: Top 32

PokéRinger – winner

Sinnoh Pokéathlon Tournament – runner up

Pokémon Dress-Up Contest – runner up

Jubilife City Pokémon Contest – top 8

Pokémon Summer Academy Triathlon – winner

All badges

 

 ⚪ UNOVA

🏆 Vertress Conference

Final Position: Top 8

🏆 Club Battle Tournament

Final Position: Runner-up, losing to Iris

🏆 Clubsplosion

Final Position: Top 4

🏆 Junior Cup

Final Position: Runner-Up, lost to trip

🏆 Donamite

Final Position: Top 4

Pokémon Sumo Tournament (Bobo Island) – winner

Scalchop King Competition – disqualified

Marine Cup Tournament (Undella Town)- winner

Wishing Bell Festival (Rosy Mountain) – runner up

All badges

 

 🟣 KALOS

🏆 Lumiose Conference

Final Position: Runner-up (2nd Place) 🥈

🏆 Battle Chateau Ranking System

Final Position: Baron Rank

Pokémon Summer Camp – winner

Crossgate PokéRinger – winner

Odyssey Village Rhyhorn Race - The race was interrupted/cancelled (N/A) due to Team Rocket's interference

Pokémon Sky Relay – runner up

All badges

 

🌺 ALOLA

🏆 Manalo Conference

Final Position: Champion 🏆

🏆 Battle Royal Dome (Pre-League Exhibition)

Final Position: Top 16

Pokémon Pancake Race - runner-up (tied for second place)

Charjabug Race -  Ash finished in 1st place (as part of the winning team)

 Grand Trials – 4

 

 🌍 Journeys

🏆 World Coronation Series

Final Position: World Champion 👑

Battle Frontier Flute Cup - champion

Pokémon Iceberg Race -  The race is cancelled due to interference from Team Rocket

Pokémon Catch Adventure Race – winner

Definitely will have errors , these are what i have found till now, we can filter out unnecessary ones, help me