Willliam Simpson (1800-1847)
Standen House and Garden, West Sussex
Stead and Simpson
Killerton, Devon
Thomas Simpson (1710-1761)
Kingston Lacy Estate, Dorset
Felbrigg, Norfolk
John Simpson
John Frederick Norman Hampson (1901-1955)
Sissinghurst Castle Garden, Kent
William Simpson (Glasgow 1823 - Willesden 1899)
Charlecote Park, Warwickshire
Penrhyn Castle, Gwynedd
Treasurer's House, North Yorkshire
Wallington, Northumberland
Tatton Park, Cheshire
Belton House, Lincolnshire
William Simpson (Glasgow 1823 – Willesden 1899)
Castle Ward, County Down
Simpson and Son
Wimpole, Cambridgeshire
David Simpson
Florence Court, County Fermanagh
Thomas Simpson (fl.c.1810-1830)
The Argory, County Armagh
William Pett Ridge (d.1930)
George Brackenbury
Helen De Guerry Simpson (1897-1940)
Gaius Valerius Catullus (c.84-c.54BC)
Springhill, County Londonderry
Elizabeth Simpson, Mrs Joseph Inchbald (1753-1821)
Hinton Ampner, Hampshire
Clandon Park, Surrey
Croft Castle, Herefordshire
William Douglas Simpson (1896-1968)
Scotney Castle, Kent
John W. Simpson
F. S. W. Simpson
Ian Frederick William Beckett (b.1950)
Plas Newydd, Anglesey
Anglesey Abbey, Cambridgeshire
Chartwell, Kent
Frances Moore, Mrs John Brooke (1724-1789)
Harold Simpson
Smallhythe Place, Kent
Cormack Simpson
Harold Simpson (fl.1909-1955)
Evan John (1901-1953)
Basildon Park, Berkshire
Edith Simpson
Ormesby Hall, Redcar and Cleveland
RAF Squadron Leader, Williams Simpson