Swimming at the 2000 Summer Olympics – Men's 200 metre backstroke Semifinal 1 Semifinal 1

| Rank_ | Lane | Name_ | Nationality | Time_ |
|---|---|---|---|---|
| 1 | 4 | Aaron Peirsol | United States | 1:58.44 |
| 2 | 5 | Matt Welsh | Australia | 1:58.57 |
| 3 | 3 | Örn Arnarson | Iceland | 1:58.99 |
| 4 | 2 | Rogério Romero | Brazil | 1:59.69 |
| 5 | 7 | Marko Strahija | Croatia | 1:59.85 |
| 6 | 1 | Klaas-Erik Zwering | Netherlands | 2:00.06 |
| 7 | 6 | Sergey Ostapchuk | Russia | 2:00.47 |
| 8 | 8 | Leonardo Costa | Brazil | 2:02.26 |