100 m Butterfly, Men
| Competition | 1979 Pan American Games |
|---|---|
| Venue |
San Juan
 PUR
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Bob Placak |  USA |
55.54 | ||
| 🥈 | Dan Thompson |  CAN |
55.56 | ||
| 🥉 | Clay Evans | CAN |
56.63 |
| Competition | 1979 Pan American Games |
|---|---|
| Venue |
San Juan
PUR
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Bob Placak | USA |
55.54 | ||
| 🥈 | Dan Thompson | CAN |
55.56 | ||
| 🥉 | Clay Evans | CAN |
56.63 |