The women's heavyweight is a competition featured at the 2019 World Taekwondo Championships, and was held at the Manchester Arena in Manchester, United Kingdom on 16 and 17 May.

Heavyweights were limited to a minimum of 73 kilograms in body mass.

Bianca Walkden beat Zheng Shuyin in the final to win the gold medal.

Zheng was disqualified despite leading 20-11 because Walkden repeatedly forced Zheng out of the ring to accumulate Zheng's penalty points.