The Slovak National Reports to IUGG provide a concise review of results achieved in geophysics and geodesy in the Slovak Republic in the 4-year period. The partial reports to five associations are included – reports to IAG, IAGA, IAHS, IAMAS and IASPEI. The indidividual reports also comprise basic information on geophysical/geodetic research and teaching institutions, international conferences held in Slovakia, international projects in which Slovak researchers participated, scientific journals published by the Slovak institutions, defended PhD theses, and members of the Slovak National Committee for IUGG.