The decathlon consists of contested over two consecutive days: Day 1: 100m, Long Jump, Shot Put, High Jump, and 400m.
Historically, the decathlon has been dominated by athletes from the , who have won nine World Championship gold medals, followed by Czechia with four. World Champion Nationality 2025 Leo Neugebauer Tokyo, Japan 2023 Pierce LePage Budapest, Hungary 2022 Kevin Mayer Eugene, USA 2019 Niklas Kaul Doha, Qatar 2017 Kevin Mayer London, UK 2015 Ashton Eaton Beijing, China Record Holders and Notable Champions World CHAMPIONS Decathlon
110m Hurdles, Discus Throw, Pole Vault, Javelin Throw, and 1500m. The decathlon consists of contested over two consecutive
(USA) and Tomáš Dvořák (CZE) are the only athletes to win three consecutive world titles (O'Brien: 1991–1995; Dvořák: 1997–2001). and 400m. Historically