Athletics at the 1984 Summer Olympics – Women's 4 × 400 metres relay

These are the official results of the Women's 4 × 400 m Relay event at the 1984 Summer Olympics in Los Angeles, California. A total of 10 teams competed. The final was held on August 11, 1984.

Records
These were the standing World and Olympic records (in seconds) prior to the 1984 Summer Olympics.

Final

 * Held on August 11, 1984

Semi-finals

 * Held on August 10, 1984