Sackville-West was Vita's birth surname. Born into an aristocratic family, Vita Sackville-West was the daughter of Lionel Sackville-West, the 3rd Baron Sackville, and his wife, Victoria Sackville-West. Her family had a long and illustrious history, with roots dating back to the 16th century.
The Blooms and Words of Vita Sackville-West: A Literary and Horticultural Quiz