Peerage Record – 63354

     Margaret Coffin is the daughter of John Coffin and Isabella Child.¹ She married Sir Roger Hale Sheaffe, 1st and last Bt., son of William Sheaffe and Susannah Child.¹
     Her married name became Sheaffe.¹

     Hon. Bridget Barnewall is the daughter of Robert Barnewall.¹ She married Robert Martin fitz Anthony.¹
     Her married name became Martin.¹

     Robert Martin fitz Anthony married Hon. Bridget Barnewall, daughter of Robert Barnewall.¹
     He lived at Birch Hall, County Galway, Ireland.¹

     William Thomson was born in 1753.¹ He was the son of Captain William Thomson.¹ He married Heriot Cunningham Tannatt, daughter of Edmund Tannatt and Elizabeth Cunningham Crooke.¹ He died in 1834.¹ His will was proven (by probate) in 1834 at London, England.¹
     His last will was dated 21 February 1826.¹

     Captain William Thomson died circa 1773.¹
     He was a merchant at New Court, Throgmorton Street, London, England.¹ He was a ship captain in the Georgia trade.¹

     Heriot Cunningham Tannatt was born on 28 December 1760.¹ She was the daughter of Edmund Tannatt and Elizabeth Cunningham Crooke.¹ She married William Thomson, son of Captain William Thomson.¹
     Her married name became Thomson.¹

     Edmund Tannatt married Elizabeth Cunningham Crooke, daughter of Clement Crooke and Heriot Cunningham, on 17 March 1750.¹ He died circa 1760.¹
     He was a merchant at St. Kitts.¹ He lived circa 1760 at Savannah, Georgia, U.S.A.¹

     Mary Hume Thomson is the daughter of William Thomson and Heriot Cunningham Tannatt.¹ She married Rt. Rev. George Jehoshaphat Mountain, son of Jacob Mountain, in 1814.¹
     From 1814, her married name became Mountain.¹

     Heriot Frances Thomson is the daughter of William Thomson and Heriot Cunningham Tannatt.¹ She married General Gustavus Nicholls.¹
     Her married name became Nicholls.¹

     Rt. Rev. George Jehoshaphat Mountain is the son of Jacob Mountain.¹ He married Mary Hume Thomson, daughter of William Thomson and Heriot Cunningham Tannatt, in 1814.¹
     He held the office of Bishop of Quebec.¹