Alexander's parents are believed to be Alexander + Isobel Brow.
His father was Alexander Mutch [A11]
- John born 1755 christened 10 April 1755 in the parish of New Machar
- Jean born 1757 christened 14 May 1757 in the parish of New Machar
- Alexander [A4] born 1759 christened 3 July 1759 in the parish of New Machar - died 1 May 1831 at Philipstown in the parish of Old Meldrum. Married Helen Rust
- Christian born 1761 christened 3 April 1761 in the parish of New Machar. Married James Findlay
- Isobel born 1763 christened 12 March 1763 in the parish of New Machar
- Robert born 1764 christened 21 September 1764 in the parish of New Machar