Gregor Karl Wenning (21 March 1964 – 11 February 2024) was a German neurologist best known for his clinical and scientific work in Parkinson's disease and atypical Parkinsonian disorders, particularly multiple system atrophy (MSA). In 2006 he was appointed Professor and Head of the Division of Clinical Neurobiology at the Medical University Innsbruck. Wenning died on 11 February 2024, at the age of 59.[1]