4 × 400 meter relay at the NCAA Division I Outdoor Track and Field Championships

This is a list of the NCAA Division I outdoor champions in the 4 × 440-yard relay until 1975, and the metric 4 × 400 meter relay since metrication occurred in 1976. Hand timing was used until 1973, while starting in 1974 fully automatic timing was used.

Winners

 * Key:
 * y=yards
 * A=Altitude assisted