14 Mar 1855 - Birth of her biological father Claude Bowes-Lyon at Chelsea, Middlesex, England 

11 Sep 1862 - Birth of her biological mother Cecilia Cavendish-Bentinck at Belgrave, London, England 

16 Jul 1881 - Marriage of parents at Petersham, Surrey, England 

14 Dec 1895 - Birth of her husband George Windsor at Sandringham Estate, Norfolk, England 

4 Aug 1900 - Birth at near 'Saint Paul's Walden Bury' House ( Strathmores' Family Home ), Saint Paul's Walden, Hitchen, Hertfordshire, England 

26 Apr 1923 - (22 years) Marriage with George Windsor at Westminster Abbey, Westminster, London, England 

21 Apr 1926 - (25 years) Birth of her daughter Elizabeth Windsor at Mayfair, London, England 

23 Jun 1938 - (37 years) Death of her biological mother Cecilia Cavendish-Bentinck at London, England 

Jun 1938 - (37 years) Burial of her biological mother Cecilia Cavendish-Bentinck

7 Nov 1944 - (44 years) Death of her biological father Claude Bowes-Lyon at Glamis Castle, Angus, Scotland 

Nov 1944 - (44 years) Burial of her biological father Claude Bowes-Lyon

6 Feb 1952 - (51 years) Death of her husband George Windsor at Sandringham House, Sandringham, Norfolk, England 

Feb 1952 - (51 years) Burial of her husband George Windsor

30 Mar 2002 - (101 years) Death at Royal Lodge', 'Windsor Great Park', near Windsor, Berkshire, England 

Apr 2002 - Burial

8 Sep 2022 - Death of her daughter Elizabeth Windsor at Balmoral Castle, Aberdeenshire, Scotland 

Sep 2022 - Burial of her daughter Elizabeth Windsor