Here is more earlier data,
First Generation
1. William Blackadder was born on 23 Mar 1737 in St Ninians, Stirling, Scotland.
William married Jean Burgess about 1770 in St Ninians, Stirling, Scotland.
They had the following children:
+ 2 M i. John Blackadder was born in 1770.
+ 3 M ii. James Blackadder was born in 1778.
Second Generation
2. John Blackadder (William) was born in 1770 in St Ninians, Stirling, Scotland.
John married Mary Kerr on 11 Apr 1794 in Clackmannan, Clackmannan, Scotland.
They had the following children:
+ 4 M i. Thomas Blackadder was born on 10 Jul 1801. He died on 3 Jan 1866.
3. James Blackadder (William) was born in 1778 in St Ninians, Stirling, Scotland.
James married Margaret (Carr) Kerr on 21 May 1809 in Stirling, Stirling, Scotland .
They had the following children:
+ 5 M i. William Blackadder was born on 26 Mar 1810. He died on 15 Jan 1859.
Third Generation
4. Thomas Blackadder (John, William) was born on 10 Jul 1801 in Larbert, Stirling, Scotland. He died on 3 Jan 1866 in Falkirk, Stirling, Scotland.
Thomas married Helen Bell on 9 Dec 1821 in Larbert, Stirling, Scotland.
They had the following children:
+ 6 F i. Mary Blackadder was born on 4 Aug 1826.
5. William Blackadder (James, William) was born on 26 Mar 1810 in Stirling, Stirling, Scotland . He died on 15 Jan 1859 in Sydney, NSW, Australia.
William married Anne Poole on 30 Dec 1833 in Sydney, NSW, Australia.
They had the following children:
+ 7 M i. James Blackadder was born on 26 Feb 1840.
Fourth Generation
6. Mary Blackadder (Thomas, John, William) was born on 4 Aug 1826 in Larbert, Stirling, Scotland.
Mary married William Rennie son of Michael Bruce Rennie {Blacksmith] and Jean Taylor on 17 Jun 1849 in Falkirk, Stirling, Scotland. William was christened on 13 Feb 1825 in Falkirk, Stirling, Scotland.
They had the following children:
8 F i. Helen Rennie was born on 6 May 1850 in Falkirk, Stirling, Scotland.
9 F ii. Jane Rennie was born on 8 May 1852 in Falkirk, Stirling, Scotland.
10 M iii. William Rennie was born on 13 Jul 1854 in Falkirk, Stirling, Scotland.
11 M iv. Thomas Blackadder Rennie was born on 21 Feb 1857 in Falkirk, Stirling, Scotland.
12 F v. Mary Rennie was born on 9 Sep 1860 in Falkirk, Stirling, Scotland.
13 M vi. Michael Bruce Rennie [Grate Fitter] was born on 8 Sep 1861 in Falkirk, Stirling, Scotland.
Michael married Annie Miller [Twin][Widow] daughter of Archiebald Miller [Hammerman] and Margaret Yorkston on 4 Jun 1889 in Larbert, Stirling, Scotland. Annie was born on 30 Jan 1859 in Larbert, Stirling, Scotland.
14 M vii. John Blackadder Rennie was born on 29 Nov 1864 in Falkirk, Stirling, Scotland.
15 M viii. Andrew Rennie was born on 28 Nov 1867 in Falkirk, Stirling, Scotland.
16 F ix. Mary Blackadder Rennie was born on 3 Mar 1871 in Falkirk, Stirling, Scotland.
7. James Blackadder (William, James, William) was born on 26 Feb 1840 in Morpeth, NSW, Australia.
James married Sarah Waldon on 6 Nov 1869 in Coldstream River, NSW, Australia.
They had the following children:
17 M i. George Charles Blackadder was born on 20 Dec 1874 in Grafton, NSW, Australia. He died on 3 Feb 1937 in Grafton, NSW, Australia.
George married Thurza Ann Ruth Taylor on 18 Mar 1902 in Grafton, NSW, Australia.