Lord Cholmondeley married
Sarah Rose Hanbury, a fashion model, on 24 June 2009, their engagement having been announced two days prior. She is a daughter of Timothy Hanbury, a website designer, and Emma Hanbury (née Longman), a fashion designer. The landed gentry Hanbury family lived at Holfield Grange,
Coggeshall, Essex. Her maternal grandmother is Lady Elizabeth Lambart, daughter of
Field Marshal Rudolph Lambart, 10th Earl of Cavan; Lady Elizabeth was one of the bridesmaids at the
1947 wedding of
Princess Elizabeth; her paternal grandmother, Sara, was the daughter of racing driver Sir
Tim Birkin, 3rd Baronet. On 12 October 2009, the Marchioness gave birth to twin sons, Alexander Hugh George and Oliver Timothy George. The elder son, Alexander, as
heir apparent to the Marquessate, bears the
courtesy title of Earl of Rocksavage; his brother is known as Lord Oliver Cholmondeley. In March 2016, the Marquess and Marchioness had their third child, a daughter, Lady Iris Marina Aline Cholmondeley. Lord Oliver Cholmondeley was a
page of honour at the
coronation of King Charles III and Queen Camilla on 6 May 2023 at which the Marquess wore his
Coronation robes. He subsequently served as a page of honour to the King. ==Titles, styles and arms==