| Event: | Men's 100 metre freestyle |
| Games: | 1999 |
| Venue: | Pan Am Pool |
| Dates: | August 4 (preliminaries and finals) |
| Competitors: | - |
| Nations: | - |
| Win Label: | Winning score |
| Gold: | Fernando Scherer |
| Goldnoc: | BRA |
| Silver: | José Meolans |
| Silvernoc: | ARG |
| Bronze: | Gustavo Borges |
| Bronzenoc: | BRA |
| Prev: | 1995 |
| Next: | 2003 |
The men's 100 metre freestyle competition of the swimming events at the 1999 Pan American Games took place on 4 August at the Pan Am Pool.[1] The last Pan American Games champion was Gustavo Borges of Brazil.[2] [3] [4] [5] [6] [7]
This race consisted of two lengths of the pool, both lengths being in freestyle.[8]
All times are in minutes and seconds.
The first round was held on August 4.
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 1 | 49.45 | Q | |||
| 2 | 50.10 | Q | |||
| 3 | - | - | - | Q | |
| 4 | - | - | - | Q | |
| 5 | 50.56 | Q | |||
| 6 | - | - | - | Q | |
| 7 | - | - | - | Q | |
| 8 | - | - | - | Q |
The B final was held on August 4.[9]
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 9 | 50.83 | ||||
| 10 | 51.33 | ||||
| 11 | 51.72 | ||||
| 12 | 51.75 | ||||
| 13 | 51.97 | ||||
| 14 | 52.58 | ||||
| 15 | 52.82 | ||||
| 16 | 53.19 |
The A final was held on August 4.
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 49.19 | GR | ||||
| 49.94 | |||||
| 50.10 | |||||
| 4 | 50.15 | ||||
| 5 | 50.40 | ||||
| 6 | 50.52 | ||||
| 7 | 50.71 | ||||
| 8 | 50.73 |