Career
Dyachenko represented Russia at the 2008 Summer Olympics in Beijing, where she competed in two sabre events. In the women"s individual sabre at Beijing 2008, Dyachenko first defeated Japan"s Madoka Hisagae in the table of 32, before losing out her next match to Ukraine"s Olena Khomrova, with a sudden death score of 14–15. Few days later, she joined with her fellow fencers and teammates Ekaterina Fedorkina, Elena Nechaeva and Sofiya Velikaya for the women"s team sabre.