This study aims to investigate the relationship between government expenditure and economic growth in each province on the island of Sumatra during the period 2007-2016 using panel data. The method used is a quantitative approach by applying the Granger Causality model. The findings of this study indicate that there are no two-way relationships from the 10 provinces in Sumatra. But there is a one-way relationship between government spending and economic growth, which is found in the Province of West Sumatra and Bengkulu Province. Whereas the other 8 provinces have no one-way and two-way causality relationship