Lady Fiona says the family are "completed devastated by Peter's sudden and unexpected death"
On Friday we were making arrangements and filling our diaries with plans for holidays, the Open golf championship, visits to family and friends and the Christening of our latest granddaughter Delphin and the next morning he was gone."
A funeral service for Lord Fraser's extended family is being organised with a public thanksgiving service to be arranged in a few weeks.
Lord Fraser leaves an outstanding record of public service to Scotland as a politician and, particularly, as Lord Advocate. Scottish public life is much poorer for his passing and my thoughts are with his wife, Fiona, and their family at this sad time."
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Vigils have been held in the region to mark the 100th anniversary of the battle of the Somme.
Vigils will take place across the region tonight to remember those who fought in the Battle of the Somme 100 years ago.