The women's javelin throw at the 2022 World Athletics Championships was held at the Hayward Field in Eugene on 20 and 22 July 2022.

[1] Kelsey-Lee Barber was back as the defending champion, but she was unable to get an automatic qualifier in the trial round, taking all three throws.

Haruka Kitaguchi, Liu Shiying and Liveta Jasiūnaitė made an auto qualifier on their first attempt and were able to relax.

In the third round, Barber threw a 66.91 m (219 ft 6 in) to reverse the first two spots and move into the lead.

In the final round, Kara Winger brought cheers from the home crowd with her 64.05m, to jump from fifth to second.