| Roles | Competed in Youth Olympic Games | 
|---|---|
| Sex | Female | 
| Full name | Viktoriya•Dema | 
| Used name | Viktoriya•Dema | 
| Original name | Вікторія•Дема | 
| Born | 6 November 2000 | 
| NOC |   Ukraine | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2018 Summer Youth Olympics | Tennis |  UKR | 
Viktoriya Dema | |||
| Singles, Girls (YOG) | =9 | |||||
| Doubles, Mixed Youth (YOG) | Adrian Andreev | =17 | ||||
| Doubles, Girls (YOG) | Margaryta Bilokin | =5 |