Wu Dajing (born 24 July 1994) is a Chinese short track speed skater.

He won a gold medal in the Men's 500m at the 2014 ISU World Championships in Montreal, Canada.

[2] He became only the second person in history to have skated the discipline in under 40 seconds, after American J. R. Celski who managed the feat in 2012 in Calgary at a much higher elevation where the reduced air density tends to give the skater an advantage due to lowered air resistance.

[citation needed] Wu Dajing was China's flag bearer during the parade of nations at the opening ceremony of the 2017 Asian Winter Games.

[3] In 2020, Wu Dajing made a special appearance in the Chinese drama TV series Skate into Love,[citation needed] and was later cast as Yang Gensi in the 2023 film The Volunteers: To the War.