Swimming at the 1979 Pan American Games – Men's 200 metre butterfly

The men's 200 metre butterfly competition of the swimming events at the 1979 Pan American Games took place on July 5 at the Piscina Olimpica Del Escambron. The last Pan American Games champion was Greg Jagenburg of US.

This race consisted of four lengths of the pool, all lengths being in butterfly stroke.

Results
All times are in minutes and seconds.

Heats
The first round was held on July 5.

Final
The final was held on July 5.