Chambré Brabazon Ponsonby-Barker Irish politician (1762–1834) Parents Chambré Brabazon Ponsonby Mary Barker Children William Ponsonby-Barker Thomas Henry Ponsonby Chambré Brabazon Ponsonby Catherine Jane Ponsonby-Barker Siblings Frances Ponsonby Mary Ponsonby Sarah Ponsonby Anna Maria Staples Sir Robert Staples, 8th Bt. Partners Lady Henrietta Taylour