The impact of monetary policy on global economic growth is very complex and connected to various variables. Monetary policies taken by central banks, including changes in interest rates, regulation of the money supply, and quantitative easing policies, play an important role in determining the direction of international economic growth. First, changes in interest rates have a direct impact on borrowing costs. When central banks lower interest rates, credit becomes more affordable, encouraging investment by companies and consumption by households. Lowering interest rates can stimulate economic growth, but if they are too low, they can lead to runaway inflation. Conversely, high interest rates can limit borrowing, leading to reduced consumption and investment, shrinking economic activity. Second, regulation of the amount of money in circulation also has a significant influence. In a recession situation, the central bank can increase the amount of money in circulation to stimulate the economy. This move often results in higher liquidity in the market, which can increase investment and consumption. However, excessive monetary expansion can lead to inflation, causing the central bank to have to adjust policy to stabilize the value of the currency. Furthermore, quantitative easing (QE) policies have been used by many countries as a response to the financial crisis. QE involves purchases of financial assets by central banks to increase the money supply and lower long-term interest rates. While successful in reducing borrowing costs and improving stock markets, the side effects often include instability in asset markets, as well as inequality in the distribution of wealth. The impact of monetary policy is not only felt in developing countries, but also in developing countries. Developing countries are often more sensitive to changes in monetary policy in developed countries, especially in terms of capital flows. When US interest rates rise, it usually causes an outflow of capital from developing countries, which can slow economic growth in those regions. Investors tend to seek higher yields, thereby affecting local currency exchange rates and creating uncertainty in the market. Furthermore, the interaction between monetary policy and fiscal policy is crucial for economic growth. In certain situations, expansionary fiscal policy can complement loose monetary policy, resulting in a stronger impetus for growth. However, a mismatch between these two policies can create risks, such as a large budget deficit that could ultimately increase long-term interest rates. In the global scenario, geopolitical uncertainty and trade dynamics will also influence the effectiveness of monetary policy. Political crises or trade tensions can undermine investor confidence and disrupt investment flows, which in turn can neutralize the positive impact of expansionary monetary policy. Analysis of the impact of monetary policy on global economic growth becomes very relevant in the current context of uncertainty. Every decision taken by the central bank in one country can have a significant domino effect on the economies of other countries. Therefore, international coordination in monetary policy is becoming increasingly important so that global economic stability can be maintained.