Career
He competed in many sports, such as bandy (which he introduced to Sweden), ice hockey, football, lawn tennis and ice skating. Clarence von Rosen was the brother of Count Eric von Rosen. Clarence von Rosen"s genealogical connections
von Rosen was also the first chairman of the Swedish Football Association.
In honour of his name the champions of Swedish football was each year between 1904 and 2000 rewarded the von Rosens pokal (English: von Rosen"s trophy).