Georgina Rose Chapman (born 14 April 1976) is an English fashion designer and actress. Together with Keren Craig, she is a co-founder of the fashion label Marchesa.

Chapman was born in London, England, the daughter of Caroline Wonfor, a journalist, and Brian Chapman, a co-owner of the coffee company Percol. Chapman grew up in Richmond, southwest London. Chapman attended Marlborough College in Wiltshire.