In this paper we analyze the impact of currency devaluation on exports of three major economies of South Asian (i.e., Pakistan, Bangladesh and India) over the period 1980 to 2012, by implementing the multiple regression models. Results reveales that currency devaluation encourages exports of Pakistan and Bangladesh. Lending interest rate significant negative effect in Pakistan and Bangladesh but insignificant in India. Government expenditure encouraged the export of Pakistan while not significaant in Bangladesh while depress in India. Money supply also enhanced the export of Pakistan, Bangladesh and India. Result suggest that concerned authorities should manage and use the resources properly in such a way which may assist to develop the economies.