Henry Petty-Fitzmaurice, 4th Marquess of Lansdowne British politician (1816–1866) (1816–1866) Parents Louisa Fox-Strangways Henry Petty-Fitzmaurice, 3rd Marquess of Lansdowne Children Henry Petty-Fitzmaurice, 5th Marquess of Lansdowne Edmond Fitzmaurice, 1st Baron Fitzmaurice Lady Emily FitzMaurice unknown son Petty-FitzMaurice Siblings William Petty-FitzMaurice, Earl of Kerry Lady Louisa Petty-FitzMaurice Bentinck Yelverton Petty-FitzMaurice Partners Lady Georgiana Herbert Emily Petty-Fitzmaurice, Marchioness of Lansdowne
