KU Leuven (short for Katholieke Universiteit Leuven) is a research-intensive, international university located in the historic city of Leuven, Belgium. It is one of the oldest and most prestigious universities in Europe, having been founded in 1425.

The university offers a wide range of academic programs, including bachelor's, master's, and doctoral degrees in fields such as medicine, law, economics, engineering, humanities, and social sciences. It also has several international campuses, including ones in Brussels, Ghent, Antwerp, and Kortrijk.
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KU Leuven is known for its strong emphasis on research, with over 18,000 publications and 700 PhD theses produced each year. Its research activities are organized around several interdisciplinary research groups, including biotechnology, nanotechnology, and sustainable energy.

KU Leuven has a diverse and international student body, with over 50,000 students from more than 150 countries. The university is also known for its vibrant student life, with over 200 student organizations, sports teams, and cultural events.

In addition to its academic and research activities, KU Leuven is also involved in various social initiatives, including projects related to sustainable development, poverty reduction, and human rights. The university is committed to promoting diversity, equality, and sustainability in all aspects of its operations.