Iuniarra Sipaia (née Simanu, born 25 June 1993) is a Samoan female weightlifter.

[3] Iuniarra won gold medal at the 2013 Pacific Mini Games in the over 75 kg category and set a new milestone in the sport of Weightlifting in Samoa.

She continued her dominance in the sport as she claimed 3 gold medals in the over 75 kg categories at the 2016 Oceania Weightlifting Championships.

[4] She was also the part of the Samoan delegation which made its debut at the 2017 Asian Indoor and Martial Arts Games and claimed a bronze medal in the women's +90 kg event.

[9] At the 2023 World Weightlifting Championships in September 2023 she qualified for the 2024 Summer Olympics in Paris, France.