The Junior men's race at the 1979 IAAF World Cross Country Championships was held in Limerick, Ireland, at the Greenpark Racecourse on 25 March 1979.

A report on the event was given in the Glasgow Herald.

[1] Complete results,[2] medallists, [3] and the results of British athletes[4] were published.

An unofficial count yields the participation of 92 athletes from 16 countries in the Junior men's race.

This is in agreement with the official numbers as published.