Athletics at the 1984 Summer Olympics – Men's marathon

These are the official results of the Men's Marathon at the 1984 Summer Olympics in Los Angeles, California, held on Sunday August 12, 1984. The race started at 5:00 pm local time. There were 107 competitors from 59 countries. A total number of 78 athletes completed the race, with Dieudonné LaMothe from Haiti finishing in last position in 2:52:18. Twenty-nine of them did not finish. Carlos Lopes of Portugal won in 2:09:21 which set the Olympic record for 24 years.