German philologist, jurist, and mythologist. He is known as the discoverer of Grimm's law (linguistics), the co-author with his brother Wilhelm of the monumental Deutsches Wörterbuch, the author of Deutsche Mythologie and, more popularly, as one of the Brothers Grimm and the editor of Grimm's Fairy Tales.
Known For: Writing
Birthday: 1785-01-04
Place of Birth: Hanau, Germany
Also Known As: Jacob Ludwig Carl Grimm