Career
She represented Ukraine in two editions of the Olympic Games (2004 and 2008) and also swam for Ukraïna Zaporizhzhia. Samorodina made her first Ukrainian team at the 2004 Summer Olympics in Athens, where she competed in the women"s 200 m butterfly. Swimming in heat one, she put up a sprint race with neighboring Russia"s Maria Bulakhova and Chinese Taipei"s Cheng Wan-jung on the final lap, but could not catch them by almost a full-body length to finish third and twenty-seventh overall in 2:17.15.
At the 2008 Summer Olympics in Beijing, Samorodina shifted her focus from the pool to the open water surface, competing in the inaugural women"s 10 km marathon.
Leading up to the Games, she placed fourth in the 10km Marathon Swimming Olympic test event at Shunyi Olympic Rowing-Canoeing Park.