1711: Minister of Forteviot
1716: Married Elizabeth Logan Daughter of Rev. John Logan, Minister of St.Ninians, Stirlingshire.
1718: Minister of Aberdalgie.
Died:1744 Buried at Dunning church.
James and Elizabeth had the following children:
- James Mercer
- Captain 48th. Regiment
- Sold Clevage in 1751
- d:1757 at Albany, New York, USA. d.s.p.
- Colin Mercer (d: in Jamaica.)
- Robert Mercer
- Raised by William Mercer of Pitteuchar
- Heir to his brother James.
- Depute distributor of stamps in Perth.
- d:1817. Buried at Greyfriars, Edinburgh. dsp.
- Mary Mercer m:1752. Spouse: Captain Daniel Robertson.
- unknown child 1 buried at Dunning in 1729.
- unknown child 2 buried at Dunning in 1729.
- unknown child 3 buried at Dunning in 1739.