The Fundación Miguel Lillo (Miguel Lillo Foundation) is a scientific research and cultural institution based in Tucumán, Argentina. Founded in 1941, the foundation is dedicated to the advancement of knowledge in the natural sciences, with a particular focus on biology, paleontology, and environmental studies. It supports research projects, educational initiatives, and scientific outreach, and it manages the Museo de Ciencias Naturales de la Fundación Miguel Lillo (Museum of Natural Sciences), which holds extensive collections of fossils, plants, and animals. The foundation plays an important role in the promotion of scientific research and conservation, contributing to both regional and global scientific communities.