300 m Individual Medley, Men
| Competition | 1949 USA Swimming National Championships (Outdoor/LCM) |
|---|---|
| Venue |
Los Angeles, CA; San Antonio, TX
 USA
|
| Held | 19 August 1949 |
| Status | Medal |
| Competitors | 7 |
| Countries | 2 |
Los Angeles, California / Los Angeles Swim Stadium / long-course metric (50m)
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Joe Verdeur Brighton-Drake Swim Club, Atlantic City, NJ |
USA |
3:53.7 | * | |
| 🥈 | Wally Wolf Los Angeles Athletic Club |
USA |
4:03.7 | ||
| 🥉 | Tonatiuh Gutiérrez |  MEX |
4:04.8 | ||
| 4 | Carlos E. Rivas Punahou Swim Club, Honolulu, HI |
USA |
4:05.0 | ||
| 5 | Bob Mattson Worcester Boys Club |
USA |
4:08.4 | ||
| 6 | Bob Hughes El Segundo Aquatic Club |
USA |
4:12.9 | ||
| 7 | Allen Stack New Haven Swim Club |
USA |
4:28.0 |