Rubuta ci gaba don wannan sakin layi - Yana Valeryevna Martynova (; an haife shi 3 Fabrairu 1988, a Kazan) 'yar wasan Rasha ce wacce ke fafatawa a tseren tseren mata na mita 400. A Wasannin Olympics na bazara na 2004, ta yi gasa a tseren tseren mata na mita 400, inda ta kammala a matsayi na 21. A wasannin Olympics na 2008, ta yi gasa a tseren tseren mita 400 da kuma 200 m butterfly. Ta kai wasan karshe na tseren mita 400. A Wasannin Olympics na bazara na 2012 ta gama 24th gaba ɗaya a cikin zafin jiki a cikin mata na mita 400.
kuma ya kasa kaiwa wasan karshe.