Thora Zelma Grace Gray (1875-1966) (1875–1966) Parents James Maclaren Smith-Gray Eveleen Smith-Gray, 19th Lady Gray Children Prunella Clough Siblings Eileen Gray Lonsdale Richard Douglas Gray Ethel Eveleen Gray-Campbell, Lady Gray James McLaren Stuart Gray, 20th Lord Gray Partners Edward Lorne Frederick Clough-Taylor