The mixed Shuttle Hurdle Relay at the 2019 IAAF World Relays was held at the Nissan Stadium on 11 May. Results Heats Qualification: The winner of each heat (Q) plus the 2 fastest times (q) advanced to the final. Final References Shuttle Hurdle Relay Shuttle hurdles relay 4 × 400 metres relay Iaaf World Relays 2019