Ewa Rybak (born 22 December 1974) is a retired javelin thrower from Poland. She set her personal best (60.76 metres) on 11 July 1999 in Palma de Mallorca, winning the gold medal in the women's javelin throw event at the 1999 Summer Universiade.
| Representing | |||||
|---|---|---|---|---|---|
| 1993 | San Sebastián, Spain | 3rd | Javelin (old) | 54.80 m | |
| 1997 | World Championships | Athens, Greece | 21st (q) | Javelin (old) | 56.24 m |
| Catania, Italy | 4th | Javelin (old) | 60.28 m | ||
| 1998 | Budapest, Hungary | 12th | Javelin (old) | 56.65 m | |
| 1999 | Palma de Mallorca, Spain | 1st | Javelin (new) | 60.76 m | |
| World Championships | Seville, Spain | 22nd (q) | Javelin (new) | 56.41 m | |