Bernardo Segura Rivera (born February 11, 1970, in San Mateo Atenco) is a Mexican race walker. He is the current holder of the 20,000m World Record for Race Walking on a track with a time of 1:17:25.6. In the 2000 Olympic Games, Segura finished first the 20 km walk. However, he was disqualified by the judges while he was being congratulated by then president Ernesto Zedillo.