Serena Alleyne Stanhope (born May 1, 1971 in Limerick, Ireland) is the wife of David Armstrong-Jones, Viscount Linley, the son of Princess Margaret of the United Kingdom. She is the daughter of Charles Stanhope, Viscount Petersham, and Virginia Freeman Jackson.

The couple have two children, Charles, born in 1999 and Margarita, born in 2002.