She and her husband, Dominic West, also operate her ancestral home, Glin Castle, as a small hotel and event venue.
She married Dominic West, whom she had dated while at Trinity College,[10][11] on 26 June 2010 in a Catholic ceremony at the Church of the Immaculate Conception in Limerick.
She and West have four children: Dora, Senan (who made his screen debut alongside his father in The Crown), Francis, and Christabel.
[12][13] FitzGerald and West own a town house in Shepherd's Bush, London, a home in the Cotswolds, and share ownership of Glin Castle with her sister.
FitzGerald and West first operated the castle as a bed and breakfast and now run it as a hotel and event venue.