Generation 1
Generation 2
John Mercer, Baron of Aldie and Provost of Perth – possibly son of Thomas Mercer

Generation 3
Generation 4
Generation 5
Sir Andrew Mercer, Baron of Meikleour – son of Sir Michael Mercer
Robert Mercer, 1st of Balleif – son of Sir Michael Mercer

Generation 6
Sir Laurence Mercer of Aldie – son of Sir Andrew Mercer, Baron of Meikleour
Christian Mercer – daughter of Sir Andrew Mercer, Baron of Meikleour
Robert Mercer 2nd of Balleif – son of Robert Mercer, 1st of Balleif

Generation 7
Sir Henry Mercer, Baron of Meikleour – son of Sir Laurence Mercer of Aldie
Robert Mercer of Newton of Forgandenny – son of Sir Laurence Mercer of Aldie
Isobel Mercer – daughter of Sir Laurence Mercer of Aldie
Robert Mercer 3rd of Balleif – son of Robert Mercer, 2nd of Balleif

Generation 8
Sir Laurence Mercer – son of Sir Henry Mercer, Baron of Meikleour
James Mercer of Newton of Dalgety & Newton of Forgandenny – son of Robert Mercer of Newton of Forgandenny
Andrew Mercer, Sheriff Depute of Perthshire – son of Robert Mercer of Newton of Forgandenny

Generation 9
Rev. Robert Mercer, Minister of Banchory-Devenick – son of Sir Laurence Mercer
Laurence Mercer of Clevage – son of James Mercer of Newton of Dalgety & Newton of Forgandenny
John Mercer of Clevage – son of James Mercer of Newton of Dalgety & Newton of Forgandenny
William Mercer of Potterhill – son of Andrew Mercer, Sheriff Depute of Perthshire
James Mercer, Canon of Dunkeld Cathedral – son of Andrew Mercer, Sheriff Depute of Perthshire
Laurence Mercer, Minister of Fossoway – son of Andrew Mercer, Sheriff Depute of Perthshire

Generation 10
Rev. Robert Mercer, Minister of Banchory-Devenick – son of Rev. Robert Mercer, Minister of Banchory-Devenick
James Mercer of Clevage – son of Laurence Mercer of Clevage
William Mercer of Clevage – son of Laurence Mercer of Clevage
Robert Mercer – son of John Mercer of Clevage
Colonel William Mercer – son of John Mercer of Clevage
Laurence Mercer, Parson of Fossoway – son of Laurence Mercer, Minister of Fossoway
Edmond Mercer – son of Laurence Mercer, Minister of Fossoway

Generation 11
Archibald Mercer a.k.a. Balthasar Mercer – son of Rev. Robert Mercer, Minister of Banchory-Devenick
Laurence Mercer, Parson of Gask – son of Laurence Mercer, Parson of Fossoway
William Mercer of Clevage – son of James Mercer of Clevage
Laurence Mercer of Dumbullis – son of James Mercer of Clevage
Rev. Robert Mercer – son of James Mercer of Clevage

Generation 12
Colonel James Francis Mercer of Pitteuchar – son of Laurence Mercer, Parson of Gask
William Mercer of Pitteuchar, Douglies and Potterhill, Sheriff Substitute of Perthshire – son of Laurence Mercer, Parson of Gask
James Mercer of Clevage – son of William Mercer of Clevage

Generation 13
William Mercer of Potterhill – son of William Mercer of Pitteuchar, Douglies and Potterhill
Graeme Mercer of Mavisbank – son of William Mercer of Pitteuchar, Douglies and Potterhill
George Dempster Mercer of Gorthy and Dryden – son of William Mercer of Pitteuchar, Douglies and Potterhill
James Mercer of Clevage – son of William Mercer of Pitteuchar, Douglies and Potterhill

Generation 14
William Drummond Mercer and Anne Elliot Mercer – son of William Mercer of Potterhill
James Mercer of Clevage – son of William Mercer of Potterhill
William Thomas Mercer – son of George Dempster Mercer of Gorthy and Dryden
John Henry Mercer – son of George Dempster Mercer of Gorthy and Dryden
Laurence James Mercer – son of George Dempster Mercer of Gorthy and Dryden

Generation 15

Information on Mercers of Perth pages , except where stated, was contributed by George Mercer.
Heraldic illustrations on Mercers of Perth pages by Catherine Mercer.