Hi,
Noticed this son of George Hume and Agnes Simpson, from FreeReg, not sure if you have it already.
Church name    Innerwick Parish Church
Baptism date   1758
Person forename   John Hume
Person sex   M
Father   George Hume
Mother   Agnes Simpson
Person abode   Thorntonloch
Father occupation   Tenant
Notes   No date given but in the Dec 1758 records Wts William and Robert Hume
Tom Buchanan