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.
This biographical article relating to Mexican athletics is a stub.