Inflation and economic growth are two important macroeconomic indexes. relationship between these indexes affects various aspects of the economy. such as saving. investment and living standard. The paper presents a research on relationship between inflation and economic growth in Vietnam through the test for causal relationship in the multiple regression model with variables representing inflation, economic growth, oil price, money supply and exchange rate. VAR and ECM models are used to test for causal relationship and identify relationship between inflation and edonomic growth in short and long run. The results show a long-run relationship between inflation and economic growth. In order to pursue the economic growth. it is necessary to develop the economy from a short run to a long run, especially the economic growth in a short run to control inflation in a long run.