Croatia is a small country that cannot influence global market changes, it is more clear the importance of converting such developments to its advantage. The openness of the economy is a policy that can stimulate domestic growth and development. The role of foreign direct investments is irreplaceable. This paper defines the notion of investment, how foreign direct investment is shared and explains what their objective is and what are the motives of the donors and recipients of foreign direct investments. The trend of foreign direct investment in the world was then shown in 2017. and 2018. Year. A separate overview of foreign direct investments in Croatia is made and the table gives us a clearer picture of how foreign direct investments ranged from 1993. Year to 1. Quarter of 2019. Year. Croatia has so far achieved 31.2 billion euros in foreign direct investment, but the recession and the crisis have made its own. The Agency for Investments and competitiveness, designed to promote Croatia in the world as desirable investment destinations, has been mentioned and provides all necessary assistance to both domestic and foreign investors in order to reach the maximum potential of a Investment project and lists the competitive advantages of the Croatian economy. The possible impacts of introducing the euro to foreign direct investments are mentioned. It then follows a SWOT analysis of foreign direct investment that points to potentials, but also critical issues related to the promotion and realisation of investments. At the very end of the work are listed the effects of foreign direct investments on the Croatian economy.