Antoni Bou i Mena is a Spanish professional motorcycle trials rider. He has been the sole outdoor and indoor FIM Trial World Championship champion from 2007 to 2023. With these 34 world titles, he is the most successful rider in history, surpassing Dougie Lampkin and Jordi Tarrés who is third with 7 outdoor titles. At the age of 20 years and 5 months, Bou was the second youngest rider ever to win the World Indoor Title, and the youngest to do it on a 4-stroke motorbike.

Douglas Martin Lampkin MBE is an English former professional motorcycle trials and endurocross rider. He competed in the FIM Trial World Championships from 1994 to 2006. Lampkin is notable for being a seven-time motorcycle trials world outdoor champion. He is the second most successful trials rider in history, after Toni Bou with 30. In 2012, Lampkin was named an FIM Legend for his motorcycling achievements.