In the last few years，Nigerian economy has gained great strength from the continuously increasing oil price. Meanwhile，certain success has been achieved for Nigerian government to transform its national advantage in natural resource into the advantage in economic development. However，due to the internal imbalance of its economic structure and the highly dependence on international market and capital，the fragile nature of Nigerian economy is obvious. This disadvantage of Nigerian economy was further exposed and amplified ever since the breakout of international financial crisis in July 2008. The major objectives of this paper is to：（1）reveal the ongoing influence of the crisis on Nigerian economy from different aspects including macro economy，financial system，major sectors，international balance and fiscal budget；（2）introduce the monetary，fiscal and other policies that Nigerian government has implemented to mitigate the shock of the crisis；（3）have a brief forecast on the Nigerian economy in the next two years；（4）give some advice on how to deal with the deep-rooted problems which are bottlenecking the development of Nigerian economy.