Charles John MacDermot, The MacDermot, Prince of Coolavin (1899-1979) (1899–1979) Parents Caroline Mary Whyte Charles Edward MacDermot, The MacDermot, Prince of Coolavin Children Siblings Moira Madeleine MacDermot Hugh Maurice MacDermot Ruth Mary MacDermot Basil Robert MacDermot Dermot MacDermot Cyril MacDermot Partners Julia Mary Felicity MacDermot