2003 BIG WEST CONFERENCE CHAMPIONSHIPS
Men's 100 Backstroke Final Results
NCAA Div I automatic 47.72 - consideration 49.15
Meet Record 49.11 Kam Sengthavy UCI 1996
| Place | Name | Team | Final Result | Final Splits | Prelim | Prelim Splits |
| 1 | Patrick Ota | UCSB | 00:50.47 | 00:24.58 | 00:49.99 | 00:24.09 |
| 2 | Tk Erwin | UCSB | 00:50.54 | 00:24.98 | 00:51.32 | 00:24.71 |
| 3 | Gonny Shimura | UCI | 00:50.62 | 00:24.53 | 00:51.06 | 00:24.75 |
| 4 | Jarrod Cruzat | UOP | 00:50.94 | 00:24.80 | 00:51.26 | 00:24.96 |
| 5 | Ivan Serano | UOP | 00:51.84 | 00:24.90 | 00:51.55 | 00:24.59 |
| 6 | Chris Raimondi | UOP | 00:52.05 | 00:24.88 | 00:52.33 | 00:25.21 |
| 7 | Jason Tufts | CP | 00:52.08 | 00:25.39 | 00:52.19 | 00:25.57 |
| 8 | Ben Fisher | UCSB | 00:52.34 | 00:25.25 | 00:52.20 | 00:25.37 |
| 9 | Nate Williams | CP | 00:53.41 | 00:25.44 | 00:52.97 | 00:25.43 |
| 10 | Michael Mckeehan | UCI | 00:54.05 | 00:26.23 | 00:54.84 | 00:26.57 |
| 11 | Cameron Fox | CSUN | 00:56.04 | 00:27.12 | 00:54.83 | 00:26.82 |
| 12 | Shawn Hussey | CP | 00:57.08 | 00:27.49 | 00:56.88 | 00:27.59 |
| 13 | Mike Wolkowitz | CSUN | 00:58.48 | 00:28.33 | 00:58.73 | 00:28.62 |
| 14 | Erik Hansen | UCSB | 00:55.13 | 00:26.89 | 00:55.84 | 00:27.38 |
| 15 | Eddie Papke | UCI | 00:56.34 | 00:27.19 | 00:56.09 | 00:27.42 |
| 16 | Eric Orlando | UCSB | 00:57.03 | 00:27.98 | 00:56.32 | 00:27.71 |
| 17 | Andre Harmse | CP | 00:57.87 | 00:27.99 | 00:57.40 | 00:27.79 |
| 18 | Enrique Flores | UCI | 01:06.45 | 00:31.73 | 01:04.44 | 00:31.17 |