Lü Huihui (Chinese: ???; born 26 June 1989) is a Chinese athlete who competes in the javelin throw.
She won the silver medal at the 2015 World Championships and bronze medals at the 2017 and 2019 World Championships.
A late-bloomer in the event, she did not throw beyond fifty metres until her twenties, but broke the Asian record for the event in 2012 with a mark of 64.95 m.
She improved this to 66.13 m in 2015 and to an Asian record of 67.59 m in 2017.