- Category : 1891-births
- Type : MGP
- Profile : 3/6 - Martyr / Role Model
- Definition : Split - Small (62)
- Incarnation Cross : RAX Service 3
German engineer who pursued a successful career in the German Automobile Industry. He was the Commercial Director and a leading member of the executive board at BMW between 1948 and 1957.
Hanns Grewenig died in a car accident in Munich on 6 April 1961.