Source: Michael Doyle Their Name Liveth For Evermore: The Great War Roll of Honour for Leicestershire and Rutland.
He was the son of James Ashby Bonsor a brick manufacturer, born 1856 in Medbourne, Leics., and his wife Julia, born 1863 in Gayton, Northants. Harry Payne was born in 1885 in Market Harborough, Leics., he had one sibling, a sister Ada, born 1883 in Market Harborough, Leics., in March 1901 the family home was at St. Mary’s Road, Great Bowden, Leics. Surveyor in the Small Holdings Department of the Somerset County Council.

Source: Leicestershire War Memorials Project.
Harry Bonsor was the son of James Ashby Bonsor and Julia Bonsor of Weston-Super-Mare and was a Surveyor in the Small Holdings Dept. of the Somerset County Council.

The death of Harry's mother, Mrs Julia Bonser aged 86, was reported in the Market Harborough Advertiser, which linked the family to the former brickyards of Market Harborough. The family relocated to Weston-Super-Mare following the closure of the brickyards, after the clay supply was exhausted.
The report mentions that Harry had been their only son, and that he had served with the Royal Engineers- he had one sister, Mrs J. Perkins, who pre-deceased her mother.
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Extracted from article submitted by B. Hakewill, 2018.