Ekaterina Kosminskaya
| Native name | Екатерина Косминская |
|---|---|
| Country (sports) | Russia |
| Born | 24 June 1988 Moscow, Russia |
| Plays | Right-handed (two-handed backhand) |
| College | Penn Quakers |
| Singles | |
| Grand Slam singles results | |
| Australian Open Junior | 2R (2005 |
| French Open Junior | 2R (2004) |
| Wimbledon Junior | 3R (2005) |
| US Open Junior | 3R (2004, 2005) |
| Doubles | |
| Grand Slam doubles results | |
| Australian Open Junior | SF (2004) |
| French Open Junior | 2R (2004) |
| Wimbledon Junior | 1R (2004, 2005) |
| US Open Junior | 1R (2004, 2005) |
Ekaterina Kosminskaya (Russian: Екатерина Косминская; born 24 June 1988) is a former professional tennis player from Russia.