The Olympics does not feature a 4000m distance for running and thus no record exists for it. In fact, Olympic running events jump from the 1500m to the 5000m. In regard to world records, the 4000m is again not recognized. The closest is the 2 mile (3219m) and the 5000m running events.
World: Jonathan Edwards (18.29 meters). Olympic: Kenny Harrison (18.09 meters).
The Olympic 400m men freestyle record is 3:40.59 by Ian Thrope.
Usaine Bolt, Jamaica. In the 2008 Beijing Olympic games, with a time of 9.69
It's Usain Bolt!
Noah Ngeny (KEN) 3:32.07
Michael Johnson of the USA with a time of 43.49.
Usain Bolt (JAM) in 9.63s and Olympic record.
Charles Austin- 2.39 at the 1996 Atlanta Olympic games.
The world record, as well as the Olympic record, for the mens' 200 meter freestyle was set by Michael Phelps on August 12th, 2008, at the Beijing Summer Olympics. His time was 1:42.96 .
Bob Beamon's 1968 jump of 8.90m (29 feet 2.5 inches) is the men's Olympic record for the long jump.