| Sandra de las Mercedes Ruales Mosquera|
May 30, 1974 (age 41) (1974-05-30) Quito, Pichincha, Ecuador
Sandra Ruales Wikipedia
Sandra de las Mercedes Ruales Mosquera (born May 30, 1974 in Quito, Pichincha) is a female Ecuadorian long-distance runner.
She twice competed for her native country at the Summer Olympics: 2004 and 2008. Ruales won the 2005, 2006, 2008 and 2009 edition of the Guayaquil Marathon.