Liu Hong (Chinese: 刘虹; pinyin: Liú Hóng; born 12 May 1987) is a Chinese race walker. She is the world record holder over the Olympic 20km distance with a time of 1:24:38 hours, set in 2015.
She placing third behind Qieyang Shenjie who also broke her Asian record, at the 2012 London Olympics. Liu won at the 2012 IAAF World Race Walking Challenge Final, however, and defeated Qieyang en route to breaking Jin Bingjie's 22-year-old Asian record for the 5000 m walk at the Chinese University Games.[6] She set an event record in her first race of 2013, winning the Memorial Albisetti in a time of 1:27:06 hours.[7]
She broke the world record for the 20 km walk at the Gran Premio Cantones de La Coruña. Taking advantage of warm conditions, she completed the distance in 1:24:38 hours, walking the second 10 km faster than the first, to improve the world record by 24 seconds. This was the fastest time ever, also beating Olimpiada Ivanova and Olga Kaniskina's times that were not ratified as records due to a lack of international judges.[8]
After testing positive for higenamine in May 2016, she was banned from 13 June to 13 July 2016.[9][10]
She won the gold medal with 1:28:35 in women's 20 km walk at Rio Olympic Games on 19 August 2016.
After a year off competition to have a baby, in 2019 she became the first woman ever to finish the 50 kilometer walk in less than four hours, finishing in 3 hours, 59 minutes and 15 seconds at the Chinese Race Walk Grand Prix.[11]