Chambré Brabazon Ponsonby married a second time on 23 October 1752, to Louisa, daughter of Henry Lyons of Belmont. They had one daughter, Sarah, who lived at Plas Newydd with Eleanor Butler (daughter of Walter Butler of Kilkenny Castle), where they were known as the Ladies of Llangollen. By his third wife, Mary, daughter of Sir William Barker, 3rd Baronet of Kilcooly Abbey, he was the father of Mary, who married Thomas Barton of Grove House, Fethard, and of Chambré Brabazon Ponsonby-Barker. Chambré Brabazon Ponsonby Chambré Brabazon Ponsonby (1720 – 20 February 1762) was an Irish Member of Parliament. He was the son
Frederick Ponsonby, 1st Baron Sysonby a British Army general. Lady Caroline, better known to history under her married name of Lady Caroline Lamb, was the wife of the future Prime Minister Lord Melbourne and lover of the poet Lord Byron. This lady was also a key figure in a film – played by Sarah Miles – in 1972. The father of the two siblings, Frederick's great-grandfather, was the 3rd Earl of Bessborough. The man wounded at Waterloo is not to be confused with another Ponsonby depicted on film, his kinsman General Sir William Ponsonby, whose death – possibly due to not risking his best horse