| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Female | |
| Full name | Yekaterina Aleksandrovna•Marennikova | |
| Used name | Yekaterina•Marennikova | |
| Original name | Екатерина Александровна•Маренникова | |
| Born | 29 April 1982 in St. Petersburg, St. Petersburg | |
| Measurements | 176 cm / 70 kg | |
| Affiliations | HK Lada Toliatti — Togliatti, Samara | |
| NOC | Russian Federation |
| Medals | OG |
| Gold | 1 |
| Silver | 1 |
| Bronze | 0 |
| Total | 2 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2008 Summer Olympics | Handball | Yekaterina Marennikova | ||||
| Handball, Women (Olympic) | Russian Federation | 2 | Silver | |||
| 2012 Summer Olympics | Handball | Yekaterina Marennikova | ||||
| Handball, Women (Olympic) | Russian Federation | 8 | ||||
| 2016 Summer Olympics | Handball | Yekaterina Marennikova | ||||
| Handball, Women (Olympic) | Russian Federation | 1 | Gold |