Henry Blake MacDermot (1873-1953) (1873–1953) Parents Henrietta Maria Blake Hugh Hyacinth O'Rorke MacDermot Children Karin MacDermot Brenda MacDermot Niall MacDermot Ingrid MacDermot Siblings Georgina Priscilla MacDermot Margaret Mary MacDermot Percy John Vincent MacDermot Frank MacDermot Dermot MacDermot Eileen MacDermot Bernard MacDermot Hugh MacDermot Eva MacDermot Charles Edward MacDermot, The MacDermot, Prince of Coolavin Roderick MacDermot Augusta MacDermot Partners Gladys Lowenadler