Globalization and income equality have always been the focus of attention. The ratio of dependence on foreign trade as the globalization level is introduced into the panel data model affecting the Gini coefficient of each country. It has been fully evaluated the random effects model and the fixed effects model, and then the fixed effects model through robust is considered as the optimal model. The empirical results show that the impacts of economic globalization on their income distribution are diverse. Theoretically, the impacts of globalization on income inequality between countries and within the world are uncertain. It depends on the diverse situations of different countries and the various contents of globalization. The expansion of income inequality between countries will cause social unrest and other international problems. Hence, the study of income inequality is very important and has practical significance. At last, according to different types of countries, varied proposals are offered. For each country's policymakers, choosing the diverse development modes that are most conducive to their own is of vital imperatives to their economic development.