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
William Douglas Simpson (1896-1968)
Anglesey Abbey, Cambridgeshire
Frances Moore, Mrs John Brooke (1724-1789)
Hinton Ampner, Hampshire
Elizabeth Simpson, Mrs Joseph Inchbald (1753-1821)
Harold Simpson
Smallhythe Place, Kent
Cormack Simpson
Harold Simpson (fl.1909-1955)
Chartwell, Kent
Evan John (1901-1953)
Basildon Park, Berkshire
Edith Simpson
Ormesby Hall, Redcar and Cleveland
RAF Squadron Leader, Williams Simpson
Amy Simpson Strachey (b.1866)
Violet A. Simpson
Cragside, Northumberland
Puttick and Simpson
Stourhead, Wiltshire
Thomas Simpson (fl.1765-1801)
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
Clandon Park, Surrey
Croft Castle, Herefordshire
Scotney Castle, Kent
John W. Simpson