 Berger represented the youth teams of Czechoslovakia from the under-15 level, working his way up through under-16, under-17 and under-18 between 1988 and 1991. For these junior teams he had a record of a total of six goals in 49 appearances. During this time he won the 1990 UEFA European Under-16 Football Championship with the under-16 side, scoring in the final against Yugoslavia.
