Elena Tkachenko (born July 31, 1983 in Sevastopol, Ukraine) is an Individual Rhythmic Gymnast who competed for Belarus.

At 10 years old, she and her family moved to Simferopol where she met her first coach Liubov Serebrianskaya.

When she turned 16, she got an opportunity to move to Belarus through the idea appeared after the conversations between Liubov Serebrianskaya and Belarus Head coach Irina Leparskaya.

Tkachenko has said "I couldn't show my talent on my homeland.

She began competing in more international competitions and with the year 2001 becoming her most successful season winning silver in clubs at the 2001 World Championships in Madrid and 4 bronze medals at the 2001 World Games in Akita, Japan.