Diana Mstieva (Russian: Диана Мстиева; born 25 November 1994) is a Russian weightlifter[1] and European Champion competing in the 90 kg category until 2018 and 87 kg starting in 2018 after the International Weightlifting Federation reorganized the categories.

[2] In 2017, she won the silver medal in the women's 90 kg event at the Summer Universiade held in New Taipei, Taiwan.

[3] She competed at the 2019 European Weightlifting Championships in the 87 kg category.

[4]