Rowing at the 2008 Summer Olympics – Women's single sculls Quarterfinal 4 Quarterfinal 4

| Rank_ | Athlete | Country | Time_ | Notes |
|---|---|---|---|---|
| 1 | Ekaterina Karsten | Belarus | 7:25.74 | SA/B |
| 2 | Frida Svensson | Sweden | 7:29.29 | SA/B |
| 3 | Emma Twigg | New Zealand | 7:34.24 | SA/B |
| 4 | Rika Geyser | South Africa | 7:44.14 | SC/D |
| 5 | Gabriela Best | Argentina | 7:46.45 | SC/D |
| 6 | Lee Ka Man | Hong Kong | 8:04.68 | SC/D |