Children:
- William James Mack was born on 17 Dec 1833; was christened on 16 Jan 1834 in St George's Cathedral, Grahamstown, Eastern Cape, South Africa.
- John Edward Mack was born on 14 Feb 1836 in Grahamstown, Eastern Cape, South Africa; was christened on 12 Jun 1836 in St George's Cathedral, Grahamstown, Eastern Cape, South Africa; died on 23 Jul 1899 in Johannesburg, Gauteng, South Africa.
- Henry Victor Mack was born about 1840.
- George William Mack was born about 1843.
- Joseph Mack was born about 1846.
- 1. Mary Ann Mack was born about 1848 in Fort Beaufort district, Eastern Cape, South Africa; died on 27 Dec 1930 in Tylden, Cathcart District, Eastern Cape, South Africa.
- David Lewis Mack was born on 9 Nov 1851; was christened on 28 Dec 1851 in St George's Cathedral, Grahamstown, Eastern Cape, South Africa.
- Sarah Elizabeth Mack was born on 8 Jul 1854 in Coldstream, Grahamstown district, Eastern Cape, South Africa; was christened on 18 Oct 1854 in St George's Cathedral, Grahamstown, Eastern Cape, South Africa.
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