Robert Bertie, 1st Duke of Ancaster and Kesteven English politician (1660-1723) (1660–1723) Parents Elizabeth Wharton Robert Bertie, 3rd Earl of Lindsey Children Peregrine Bertie, 2nd Duke of Ancaster and Kesteven unknown son Bertie unknown daughter Bertie Vere Bertie Lord Montague Bertie Robert Bertie, Lord Willoughby unknown son Bertie Siblings Philip Bertie Peregrine Bertie Albemarle Bertie Norreys Bertie unknown son Bertie Charles Bertie Elizabeth Bertie Lady Arabella Bertie Partners Mary Wynn Albinia Farrington
