Her birth index:

First name(s) SUSAN J
Last name NEWELL
Birth year 1940
Birth quarter 4
Registration month -
Mother's last name Kemmis
District Uckfield
County Sussex
Country England
Volume 2B
Page 250
Record set England & Wales Births 1837-2006
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There are 13 Susan J Newell marriages, far too many to identify hers.

But her marriage was identified from her surname, Abraham, in her mother’s will of 2002.

There is only one Susan J Newell death but it is in Wigan in 1996 and there is nothing to suggest it was her.
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This is them on the electoral rolls up to 2009:

First name(s) Susan J
Last name Abraham
Age guide 51-55
Address 3, Firgrove, Woking, Surrey, GU21 7RD
Town Woking
District Woking
County Surrey
Country England
Year 2003-09
Electoral rolls 2003, 2004, 2005, 2006, 2008, 2009
Occupancy (years) 9
Other occupants David Abraham
Record set Uk Electoral Registers 2002-2014
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No Susan Abraham on the Probate index on and after 2008.
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Their marriage index:

First name(s) DAVID G
Last name ABRAHAM
Marriage quarter 3
Marriage year 1963
MarriageFinder™ DAVID G ABRAHAM married
Susan J Newell
Spouse's last name Newell
District Fulham
County London
Country England
Volume 5C
Page 1263
Record set England & Wales Marriages 1837-2008
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