I found Thomas' death registration on Scotland's People which gave his parents as John and Ann Fraser. The informant was William Jamieson, son-in-law, which would imply an unknown daughter. However at the same time I found the death registration for son Alexander which showed that he married Mary Jamieson. The informant here was Janet Jamieson, sister-in-law. I therefore believe William to have been Mary's brother.
Parent:
His father was John Mutch [J6]
Relationships:
Spouse Mitchell Smith born 1801. They married 30 November 1823 in the parish of Dyce.
Children were: