Frederick O'Bryen FitzMaurice (1830-1867) (1830–1867) Parents Thomas FitzMaurice, 5th Earl of Orkney Charlotte Isabella Irby Children Frederick John Mangles FitzMaurice Douglas Commerel Menzies FitzMaurice Amicie Mary Hamilton FitzMaurice Llewellyn Abraham FitzMaurice Siblings Lady Maria Louisa FitzMaurice Lady Emily Charlotte FitzMaurice James Terence FitzMaurice Henry Warrender FitzMaurice Alexander Temple FitzMaurice George FitzMaurice, 6th Earl of Orkney Lady Isabella Emma Elizabeth FitzMaurice Partners Mary Anne Taylor Abraham