_. Peter Wilmot-Sitwell, who has died aged 83, was head of that landed gentry family, formerly of Stainsby.
He was one of the City of London's most popular and respected dealmakers, as senior partner in the stockbroker firm Rowe & Pitman, and subsequently vice-chairman of Warburgs, the investment bank.
Peter Sacheverell Wilmot-Sitwell was born 28 March, 1935, and educated at Eton; son of Capt Robert Bradshaw Wilmot-Sitwell, CBE (1894-1946) by his wife the former Barbara Elizabeth Fisher.
He married 5 January, 1960, Clare Veronica (b 23 Sept, 1938), elder twin daughter of Ralph Hamilton Cobbold, of Fairlawn House, Tadley, near Basingstoke, scion of that landed family, by his first wife the former Norah Veronica Vandeleur Christie-Miller, scion of that landed family.
His wife served for many years as a Lady-in-Waiting to HRH The Duchess of Kent.
Peter Wilmot-Sitwell leaves issue. His elder son Alexander Sacheverell, who was born 16 Mar, 1961, is now head of the landed family.