Yelena Rojkova (born May 27, 1989) is a Turkmen swimmer, who specialized in backstroke events.

[1] Rojkova qualified for the women's 100 m backstroke at the 2004 Summer Olympics in Athens, by receiving a Universality place from FINA, in an entry time of 1:18.00.

[2] She participated in heat one against two other swimmers Lenient Obia of Nigeria, and Ana Galindo of Honduras.

She rounded out a small field of three to last place by a 5.53-second margin behind winner Obia, breaking a Turkmen record of 1:15.48.

Rojkova failed to advance into the semifinals, as she placed forty-second overall in the preliminaries.