| Roles | Competed in Olympic Games |
|---|---|
| Sex | Female |
| Full name | Yekaterina Olegovna•Yefremenkova |
| Used name | Yekaterina•Yefremenkova |
| Nick/petnames | Katya |
| Original name | Екатерина Олеговна•Ефременкова |
| Born | 31 December 1997 in Chelyabinsk, Chelyabinsk (RUS) |
| Measurements | 168 cm / 58 kg |
| Affiliations | Lidia Skoblikova Speed Skating Sports School of Olympic Reserve, Chelyabinsk (RUS) |
| NOC | ROC |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2018 Winter Olympics | Short Track Speed Skating (Skating) | ROC |
Yekaterina Yefremenkova | |||
| 1,000 metres, Women (Olympic) | 10 | |||||
| 1,500 metres, Women (Olympic) | ||||||
| 3,000 metres Relay, Women (Olympic) | Olympic Athletes from Russia | 5 | ||||
| 2022 Winter Olympics | Short Track Speed Skating (Skating) | ROC |
Yekaterina Yefremenkova | |||
| 500 metres, Women (Olympic) | 25 | |||||
| 2,000 metres Relay, Mixed (Olympic) | ROC | 7 | ||||
| 1,000 metres, Women (Olympic) | 12 | |||||
| 1,500 metres, Women (Olympic) | 33 | |||||
| 3,000 metres Relay, Women (Olympic) | ROC | 7 |