Robert married Mary Stewart on 1 Jan 1837 in Logie, Perthshire, Scotland. Mary (daughter of Alexander Stewart and Kathrine MacNaughton) was born about 30 Jul 1811 in Callander, Perthshire, Scotland; and died. [Group Sheet] [Family Chart]

1. Janet MacGregor was christened on 24 Dec 1837 in Stirling, Stirlingshire, Scotland; and died.
2. Mary MacGregor was christened on 23 Feb 1840 in Stirling, Stirlingshire, Scotland; died before Feb 1862.
3. Isabella MacGregor was christened on 9 Jan 1842 in Stirling, Stirlingshire, Scotland; and died.
4. Alexander MacGregor was born on 28 May 1856 in High Church, Glasgow, Lanarkshire, Scotland; and died.
5. Margaret MacGregor was born on 15 Feb 1858 in High Church, Glasgow, Lanarkshire, Scotland; and died.
6. Elizabeth MacGregor was born on 20 Jan 1860 in High Church, Glasgow, Lanarkshire, Scotland; and died.
7. Mary MacGregor was born on 6 Feb 1862 in High Church, Glasgow, Lanarkshire, Scotland; and died.