Rina Ruth Cjuro Merma (born 23 February 1998)[1] is a Peruvian long-distance runner.

She competed in the senior women's race at the 2019 IAAF World Cross Country Championships held in Aarhus, Denmark.

[1] In 2016, she competed in the women's 3000 metres steeplechase event at the IAAF World U20 Championships held in Bydgoszcz, Poland.

[2] In 2017, she competed in the junior women's race at the IAAF World Cross Country Championships held in Kampala, Uganda.

[3] She competed in the women's 3000 metres steeplechase event at the 2019 Pan American Games held in Lima, Peru.