I am trying to obtain information on John Campbell (1715-89).

Question

I am trying to obtain information reg. the parentage of John Campbell (1715-89). He married Mary Mahon (nee Blayney - the daughter of the 7th Baron Blayney) in 1743. He was an attorney in Law in Dublin.

Answer 1

Hi William,

Have you tried searching the Old Parish register records on Roots Ireland or the national archives for Ireland?

All the best

Billy

Answer 2

Information here comes from Burke's Irish Family Records (published 1976):

John Campbell¹

M, #525810, b. 1715, d. 1789

Last Edited=23 Feb 2014

     John Campbell was born in 1715. He married Hon. Mary Blayney, daughter of Cadwallader Blayney, 7th Lord Blayney, Baron of Monaghan and Mary Touchet, in 1743.¹ He died in 1789.
     He lived at Dublin, County Dublin, Ireland.¹

Citations

1. [S47] BIFR1976 page 773. See link for full details for this source. Hereinafter cited as. [S47]

Other than the BIFR reference; it doesn't give you any more information than you already have. 

I thought I could find more, but it didn't work out.