Maghnia Hammadi (born 22 February 2000)[1] is an Algerian weightlifter.

She won the gold medal in her event at the 2017 African Weightlifting Championships held in Vacoas, Mauritius.

[2] She won the bronze medal in her event at the 2021 African Weightlifting Championships held in Nairobi, Kenya.

[3] She won two medals at the 2022 Mediterranean Games held in Oran, Algeria.

[4][5] She won the silver medal in the women's 71 kg Snatch event and the bronze medal in the women's 71 kg Clean & Jerk event.