Duke Carl of Södermanland, born on February 2, 1970, is a member of the Swedish royal family. He is the son of Prince Bertil, Duke of Halland and Princess Lilian. As a duke, he holds the title of Duke of Södermanland, a region in Sweden, and is involved in various royal duties and charitable activities. Duke Carl is married to Princess Sofia, and they have three children. The family is known for their public engagements and support of social causes, including health and education. Duke Carl represents the Swedish monarchy at official events and contributes to the royal family's presence in Sweden.