His older brother was the 17th Baron of Dunsany and his cousin was George, 1st Count Plunkett, a Papal count and father of Joseph Mary Plunkett.
He had worked briefly for Horace Plunkett, a position he had pushed Betjeman out of (1929).
Horace Walpole | Horace Greeley | Horace | Horace Silver | Horace Andy | Horace Mann | Edward Plunkett, 18th Baron of Dunsany | Joseph Plunkett | Horace Mann Towner | Plunkett & Macleane | Horace Trumbauer | Horace James | Horace Horsecollar | Horace Heidt | Horace Bushnell | Plunkett | Oliver Plunkett | Nicholas Plunkett | Maryann Plunkett | Jim Plunkett | Horace Plunkett | Horace Gray | Horace François Bastien Sébastiani de La Porta | Horace Brown | Horace-Bénédict de Saussure | William Horace Temple | Sir Horace Mann, 1st Baronet | Reginald Horace Blyth | Liam Plunkett | John Plunkett, 17th Baron of Dunsany |
She befriended unionists such as Field Marshal Douglas Haig, Horace Plunkett, and Chief Secretary George Wyndham and also nationalist leaders such as Charles Stuart Parnell, Michael Collins and Éamon de Valera.