All-time men's best non-legal 20km road race

drafting by car and pacers subbed in

        1      56:47+     Eliud Kipchoge                 KEN     05.11.84    1      Wien                        12.10.2019
        2      56:49+     Eliud Kipchoge                 KEN     05.11.84    1      Monza                       06.05.2017

performances annulled due to doping offense

        1      54:50+     Rhonex Kipruto                 KEN     12.10.99    c1     Valencia                    06.12.2020
        2      55:15+     Rhonex Kipruto                 KEN     12.10.99           Valencia                    24.10.2021
        3      56:03+     Rhonex Kipruto                 KEN     12.10.99           Lisboa                      12.03.2023
        4      57:18+     Rhonex Kipruto                 KEN     12.10.99           New York City               20.03.2022