On 08 Feb 1809 Brownlow Bertie 5th Duke Ancaster and Kesteven (age 79) died without male issue at Grimsthorpe, South Kesteven. He was buried at St Mary's Church, Swinstead [Map] on 17 Feb 1809. Duke Ancaster and Kesteven, Marquess Lindsay extinct. His third cousin Albermarle Bertie 9th Earl Lindsey (age 64) succeeded 9th Earl Lindsey.

Sculpted by Richard Westmacott (age 33). A handsome white marble wall tablet in Grecian style depicting deceased and wife on a catafalque with mourning female figure, flanked by mother, children and angel. Above a scrolled cornice with Ducal coronet and palm. Beneath a rectangular inscription panel, flanked by scrolled brackets.