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Best South Sudan 400 m Athletes of All Time

↑ 400 m overview

All-time ranking of the top South Sudan athletes in the 400 m, based on official personal bests, with results, wind readings and dates.

Discover the greatest 400 m athletes in the history of South Sudan. Stephen Dinho Mallual tops the all-time national list with 45.27, among 13 ranked athletes — with every mark, date and competition.

#AthleteResultWindDate
1Stephen Dinho Mallual45.27Jul 5, 2025
2Semi Thiel Deng Thiel45.39Jun 14, 2026
3Abraham Thon47.1HTJun 22, 2013
4Mangar Chuot47.63Mar 18, 2016
5Joseph Akoon48.37Jul 3, 2021
6Tip Chukryanfun48.47Jun 8, 2021
7Riiny Agoth48.85Jul 1, 2023
8Gai Nyang TAP49.19Sep 4, 2019
9Gatkuath CHOL49.20Jan 18, 2014
10James Dok Riak49.9HTApr 29, 2023
11Buom Buor Duoth50.42Jun 14, 2024
12Justin Majok Adekdek51.1HTApr 29, 2023
13Yedjowk Acuuil Ayul53.68Jun 14, 2024