Swimming at the 2007 World Aquatics Championships – Women's 100 metre freestyle Preliminaries Preliminaries

| Rank_ | Heat_Lane | Name_ | Nationality | Time_ |
|---|---|---|---|---|
| 75 | 7 (8) | Marie Laura Meza Peraza | Costa Rica | 1:00.69 |
| 76 | 7 (6) | Elena Popovska | Macedonia | 1:00.73 |
| 77 | 8 (6) | Nancy Suryaatmadja | Indonesia | 1:00.80 |
| 78 | 9 (5) | Khadija Ciss | Senegal | 1:01.05 |
| 79 | 3 (6) | Kshipra Mahajan | India | 1:01.51 |
| 80 | 6 (1) | Ximene Vaz Gomez | Mozambique | 1:01.55 |
| 80 | 6 (8) | Davina Mangion | Malta | 1:01.55 |
| 82 | 6 (2) | Tuesday Watts | Grenada | 1:01.60 |
| 83 | 4 (8) | Jessica Teixeira Vieira | Mozambique | 1:01.78 |
| 84 | 7 (4) | Ngozi Monu | Nigeria | 1:01.88 |
| 85 | 5 (3) | Emma Hunter | Samoa | 1:01.89 |
| 86 | 6 (7) | Jonay Briedenhann | Namibia | 1:02.04 |
| 87 | 6 (4) | Maria Alejandra Torres | Peru | 1:02.17 |
| 88 | 6 (6) | Nilshaira Isenia | Netherlands Antilles | 1:02.18 |