Surname Tkachienko (Tkachienko 
) , in the entire world, is an extremely rare family name. The last name Tkachienko is habitual in Latin America and the Caribbean, particularly Argentina, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tkachienko | Argentina |
Tkachenko, Tkatchenko, Tkatschenko, Tkačenko, Ткаченко, and Ткачєнко