Mädler

Mädler is a German surname. It is most prominently associated with the 19th-century German astronomer Johann Mädler, who, together with Wilhelm Beer, published Beer's and Mädler's Atlas of the Moon, one of the first detailed maps of the lunar surface. The atlas represented a landmark in the field of selenography, providing a systematic framework for observing and naming lunar features and influencing subsequent lunar cartography and exploration.

As a family name, Mädler appears in German-speaking regions and may be found among individuals in various professional fields. In astronomy and the history of science, the association with the lunar atlas is the most notable and enduring aspect of the name.

In summary, Mädler denotes a German surname best known for its connection to the Beer's and Mädler's lunar atlas, a foundational work in mapping the Moon that contributed to the development of modern lunar studies.