Perdita Buchan Anglo-American author and journalist (b. 1940) Parents William Buchan, 3rd Baron Tweedsmuir Nesta Irene Crozier Children Cressida Connolly Siblings Ursula Margaret Bridget Buchan Deborah Charlotte Buchan Alexander Edward Buchan Laura Mary Clare Buchan Toby Buchan, 4th Baron Tweedsmuir James Buchan Charles Buchan Partners Edward Connolly