Maryna Tkachenko   (f)   1965-  
Olympic Medalists   1992   basketball   (gold)
Nadezhda Tkachenko   (f)   1948-  
Olympic Medalists   1980   pentathlon   (gold)
Vladimir Tkachenko   (m)   1957-  
Olympic Medalists   1976; 1980   basketball   (bronze)
Volodymyr Tkachenko   (m)   1965-  
Olympic Medalists   1988   swimming - 4x100 m freestyle relay   (silver)