Mariana Borelli

Mariana Borelli (born 30 October 1992) is an Argentine middle-distance runner. She has won several medals at a regional level.

Her twin sister, Florencia Borelli, is also a runner.

Personal bests
Outdoor
 * 800 metres – 2:06.96 (São Paulo 2014)
 * 1000 metres – 2:52.95 (Mar del Plata 2015)
 * 1500 metres – 4:20.74 (Trujillo 2018)
 * 3000 metres – 9:47.37 (Mar del Plata 2017)
 * 10 kilometres – 35:08 (San Bernardo 2017)
 * 15 kilometres – 57:30 (Buenos Aires 2017)
 * Half marathon – 1:22:20 (Mar del Plata 2015)