Swimming at the 1983 Pan American Games – Men's 400 metre individual medley

The men's 400 metre individual medley competition of the swimming events at the 1983 Pan American Games took place on 18 August.[1] The last Pan American Games champion was Jesse Vassallo of US.[2][3][4][5][6][7]

Men's 400 metre individual medley at the IX Pan American Games
Venue	-
Dates	August 18 (preliminaries and finals)
Competitors	- from - nations
Medalists
Ricardo Prado   Brazil   Jeff Kostoff   United States   Mike O'Brien   United States
«1979 1987»

This race consisted of eight lengths of the pool. The first two lengths were swum using the butterfly stroke, the second pair with the backstroke, the third pair of lengths in breaststroke, and the final two were freestyle.[8]

Results

All times are in minutes and seconds.

KEY:

q

Fastest non-qualifiers

Q

Qualified

GR

Games record

NR

National record

PB

Personal best

SB

Seasonal best

Final

The final was held on August 18.[1]

Rank	Name	Nationality	Time	Notes
	Ricardo Prado	Brazil	4:21.43	GR
	Jeff Kostoff	United States	4:27.99
	Mike O'Brien	United States	4:30.45
4	Peter Dobson	Canada	4:30.45
5	Roger Madruga	Brazil	4:34.01
6	Cam Reid	Canada	4:37.16
7	Andrey Aguilar	Costa Rica	4:41.98
8	Enrique Leite	Uruguay	4:47.72

References

1. "Results" (PDF). USA SWIMMING. Retrieved 13 October 2013.
2. Hickoksports Archived 2012-12-05 at Archive.today
3. Hickosports Results
4. All Pan medalists - Male
5. All Pan medalists - Female
6. Pan American Games - Swimming and Diving page, from gbrathletics.com; retrieved 2012-04-15.
7. ISHOF list with all medalists in Pan Am Games history Archived 2014-10-10 at the Wayback Machine
8. Swimming technical manual Archived 2011-07-28 at the Wayback Machine