Scott Rosson was a recurring character in the TV series Gossip Girl he appeared at the end of season two. He was the son of Lily and Rufus before being adopted out of the family.
Scott Rosson is the secret love child of Lily and Rufus whom Lily gave away when she was very young. Lily kept the secret from Rufus for many years until Cece tells him in season two. He is also the half brother of Serena Van der Woodsen, Eric Van der Woodsen, Dan Humphrey and Jenny Humphrey.
Lily and Rufus go to Boston to try and track their son down, although Scott's adoptive parents are afraid of losing him and tell Lily and Rufus he is dead.
Scott is aware of his birth records and contacts his half-brother Dan through his piece in the New York Times. In addition, he pretends to be a student at NYU and dates Vanessa for a while to get closer to Dan and find out more about his birth family. Despite his efforts to tell Rufus his true parentage, he decides not to admit his secret. However, his secret is revealed to the world by Georgina Sparks during Rufus and Lily's wedding. Although he later chooses to go back to Boston to be with his adoptive parents, he parts with Lily and Rufus on good note after attending their impromptu wedding.
- Rufus Humphrey (father)
- Lily Humphrey (mother)
- Serena van der Woodsen (maternal half-sister)
- Dan Humphrey (paternal half-brother)
- Eric van der Woodsen (maternal half-brother)
- Jenny Humphrey (paternal half-sister)
- Richard Rhodes (maternal grandfather)
- Celia 'CeCe' Rhodes (maternal grandmother)
- Carol Rhodes (maternal aunt)
- Lola Rhodes (maternal cousin)