Cycling at the 2020 Summer Olympics – Women's BMX racing participant Mariana Pajón
Background
This was the 4th appearance of the event, which has been held at every Summer Olympics since BMX racing was added to the programme in 2008.
The reigning Olympic champion was Mariana Pajón of Colombia, who also won gold in 2012, and the reigning (2019) World Champion was Alise Willoughby of the United States. Willoughby suffered a crash and did not qualify for the final.A preview by Olympics.com noted the favourites as Pajón, Willoughby, Laura Smulders of the Netherlands (2018 World Champion), and Saya Sakakibara of Australia. Sakakibara also suffered a crash and did not qualify for the final.