Colonel Chichester Macdonald1 
He fought in the Lieutenant, Butler’s Rangers.1 He fought in the Peninsular Wars, with 82nd and 34th Regiments.1
Ranald Macdonald, 2nd of Culachie1
Children of Ranald Macdonald, 2nd of Culachie and Marion MacPhee
Marion MacPhee1
Her married name became Macdonald.
Children of Marion MacPhee and Ranald Macdonald, 2nd of Culachie
Alexander Macdonald, 3rd of Culachie1
He was described as a portioner of Culachie.1
Children of Alexander Macdonald, 3rd of Culachie
Allan Macdonald, 4th of Culachie1 
He emigrated to America.1 He fought in the Jacobite Uprising in 1745.1 He gained the rank of Captain in the French army.1 He gained the rank of Captain in the 84th Royal Highland Emigrant Regiment.1 He fought in the American War.1
Children of Allan Macdonald, 4th of Culachie and Helen Macnab
- Hon. Angus Macdonald, 5th of Culachie2 d. 7 Oct 1804
- James Macdonald2
- Henrietta Macdonald2
- Catherine Macdonald2
- Hon. Alexander Macdonald+2 b. 1762, d. 18 Mar 1842
Helen Macnab1
Her married name became Macdonald.
Children of Helen Macnab and Allan Macdonald, 4th of Culachie
- Hon. Angus Macdonald, 5th of Culachie2 d. 7 Oct 1804
- James Macdonald2
- Henrietta Macdonald2
- Catherine Macdonald2
- Hon. Alexander Macdonald+2 b. 1762, d. 18 Mar 1842
Hon. Angus Macdonald, 5th of Culachie1 
He was a practising barrister.1 He held the office of Member of the Legislative Assembly (M.L.A.) [Upper Canada], for Durham and Simcoe.1 He held the office of 1st Clerk of Legislative Assembly in 1792.1 He was Treasurer of Upper Canada Law Society between 1801 and 1804.1