In 1767 John Blackman was co-executor and a residuary legatee of his father's Will.
In Jan 1769 John Blackman was present at the marriage of his brother Benjamin Blackman to Elizabeth Gilbert in Wartling Sussex.
19 May 1775 - Agreement of John Blackman and Benjamin Blackman, churchwardens with Thomas Lingham and James Bellingham, overseers of the poor for the maintenance of the parish poor for two years. 4
Daughters Eleanor and Hannah died young in 1782, buried in Wartling on 2 May and 17 May respectively.
In 1783 John Blackman was named in the Will of James Bellingham of Hooe, gentleman, as husband of his stepdaughter Sarah.
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John Blackman of Warbleton, yeoman, died intestate. Sarah Blackman of Warbleton, widow of John, and his brother Benjamin Blackman of Hooe, yeoman, paid a bond of £2,000 for Administration which was granted to the said Sarah Blackman on 21 Feb 1789. 5
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In 1800 John Blackman was named in the Will of his cousin James Bristed of Warbleton, gent., as deceased, and father of John Blackman, Henry Blackman, James Blackman and Ann Chrismas wife of Thomas Chrismas of Heathfield, to whom he made bequests.
Marriage Information:
John married Sarah Gilbert, daughter of John Gilbert and Sarah Segrave, on 16 Dec 1767 in Hooe, Sussex, England. (Sarah Gilbert was christened on 22 Jul 1744 in Hooe, Sussex, England and was buried on 18 Aug 1826 in Wartling, Sussex, England, aged 82 years.)
Marriage Notes:
John Blackman of the parish of Wartling in this county, farmer, and Sarah Gilbert of this parish, spinster
Married by Licence
Witnesses: Jas Bellingham*, Benjamin Blackman
* stepfather of the bride
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John and his brother Benjamin married sisters.