Clarissa Martyn-Hemphill (born 1986) (b. 1986) Parents Sarah Lumley Charles Martyn-Hemphill, 6th Baron Hemphill Children Sienna Stenning Siblings Oliver Martyn-Hemphill Marina Martyn-Hemphill Amelia Martyn-Hemphill Richard Martyn-Hemphill Partners Jonathan Stenning