Baptised in Westminster, St James Piccadilly.1,2,3

From the Parish Register :-
"Baptisms April 1802
21 Margaret Otway Cooper daughter of Philip & Harriet"

Mentioned in Will.4

Of David Cooper (1753-1819)
Annotated as :-
"my dear nephews and nieces Susan Cooper Mary the wife of Mr. John Sparks James Cooper Margaret Cooper and David Cooper"

Mentioned in Will.5

Of Philip Cooper (1755-1846)
Annotated as "my daughter Margaret Otway Cooper spinster"

Mentioned in Codicil to Will.5

Of Philip Cooper (1755-1846)
First codicil
Annotated as "my daughters Mary Sparks and Margaret Otway Cooper"

Mentioned in Codicil to Will.5

Of Philip Cooper (1755-1846)
Second codicil
Annotated as :-
"there are five children and no more of me and my said late wife Harriett Cooper that is to say Susan Terry the wife of Charles Terry Mary Sparks widow James Cooper Margaret Otway Cooper and David Cooper"

Witness at wedding in Mitford, Longham, St Andrew & St Peter.6

Of David Cooper & Barbara Ann Hastings

Mentioned in Codicil to Will.5

Of Philip Cooper (1755-1846)
Third and final codicil
Annotated as :-
"my children Susan Terry Mary Sparks James Cooper Margaret Otway Cooper and David Cooper"

Occupation Annuitant.7

Recorded in census in Henley (Thames Side).7

Head of household
Staff x 1
Also in household :-
Margaret Dean - annotated as "Cousin

Mental Asylum in Northumberland House.8

Entered
Private patient.
Remained in the hospital until she died on 8th September 1868

Mentioned in Will.9

Of Margaret Dean (1782?-1860)
Annotated as "my beloved friend"

Mentioned in Will.10

of Philip Barrett Cooper
Described as :- "my sister Margaret Otway Cooper as she is and has been for many years in a state of aberration of mind"

Died in Hackney (Stoke Newington, Northumberland House).11,12,13,14,8

From the Morning Post :-
"On the 8th inst., Margaret Otway Cooper, late of Henley-on-Thames, in the sixty-ninth year of her age"

From the Daily News :-
"September 7, Margaret Otway Cooper, late of Henley-on-Thames, in her 67th year"

RESEARCH NOTE :-
The two newspaper reports give different dates of death and ages

Probate in London, Principal Registry.14

Formerly of Waterloo Place, Pall Mall, late of Northumberland House, Stoke Newington.
Joint Executors :-
James Cooper, brother, of Henley on Thames
David Cooper, brother, of 5 Shoe Lane, Ink Manufacturer
Effects under £6,000