The men's 400 metres hurdles event at the 1974 British Commonwealth Games was held on 27 and 29 January at the Queen Elizabeth II Park in Christchurch, New Zealand.[1]
Held on 27 January
Qualification: First 5 in each heat (Q) and the next 1 fastest (q) qualify for the semifinals.
Qualification: First 4 in each semifinal (Q) qualify directly for the final.
Held on 29 January
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