Swimming at the 2012 European Aquatics Championships – Men's 400 metre individual medley
The men's 400 metre individual medley competition of the swimming events at the 2012 European Aquatics Championships took place May 27. The heats and final took place on May 27.

Records
Prior to the competition, the existing world, European and championship records were as follows.

Results

Heats
31 swimmers participated in 4 heats.

Final
The final was held at 17:32.

References

Men's 400 m individual medley