400 m Individual Medley, Women
| Competition | 1977 USA Swimming National Championships (Outdoor/LCM) |
|---|---|
| Venue |
Mission Viejo, California
 USA
|
| Held | 19 August 1977 |
| Status | Medal |
| Competitors | 8 |
| Countries | 3 |
Mission Viejo, California / Marguerite Aquatic Center / long-course metric (50m)
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Tracy Caulkins Nashville Aquatic Club |
USA |
4:48.93 | * | |
| 🥈 | Nancy Hogshead Amberjax |
USA |
4:50.28 | ||
| 🥉 | Bonnie Glasgow Kansas City Orchards |
USA |
4:51.83 | ||
| 4 | Janet Buchan Tacoma Swim Club |
USA |
4:58.84 | ||
| 5 | Judy Anderson Bloomington / Normal Waves Swim Club |
USA |
5:00.25 | ||
| 6 | Cheryl Gibson Etobicoke, ON, CAN |
 CAN |
5:00.38 | ||
| 7 | Joan Pennington Nashville Aquatic Club |
USA |
5:00.63 | ||
| 8 | Monique Rodahl Mission Viejo Nadadores |
 NZL |
5:00.93 |