Kellgren

Kellgren is a surname of German origin. It is believed to derive from a given name, possibly a variation of names like Kilian or Klemens, or from a topographical feature. The name can be found in various German-speaking regions and has spread to other countries through migration.

Notable individuals bearing the surname Kellgren include Sven Kellgren, a Swedish cinematographer, and Jan Kellgren, a Swedish actor. In the field of medicine, John Kellgren was a British rheumatologist known for his work on osteoarthritis, particularly the Kellgren-Lawrence scale for grading knee osteoarthritis, developed with Donald Lawrence. This scale remains a widely used tool in research and clinical practice. The Kellgren surname is not associated with a specific region or nationality in a singular sense, but rather reflects the historical movement of people and the evolution of naming conventions.