C. A. D. Barclay British politician (1829-1896) (1829–1896) Parents Sir David William Barclay of Pierston, 10th Bt. Elise Josephe de Rune Children Colville Adrian de Rune Barclay Siblings Mary Barbara Barclay William Malo de Rune Barclay Emma Patty Barclay Partners Louise Melanie de Belzim