The 1938 International Cross Country Championships was held in Belfast, Northern Ireland, at the Royal Ulster Showground on 2 April 1938.

In addition, an unofficial women's championship was held three weeks earlier in Lille, France, on 12 March 1938.

A report on the men's event was given in the Glasgow Herald.

An unofficial count yields the participation of 63 male athletes from 7 countries.

An unofficial count yields the participation of 18 female athletes from 3 countries.