The 1852 census for Dawn Lambton no longer exist.
According to 1901 census, Benson was born 1 March 1851 Ontario.
He is living with brother John b 25 Feb 1843 and his wife Janette 4 Aug 1849.
1891 census Dresden Bothwell
Benson, 56, b Ont, father b US, mother Ont, general labourer
Caroline, 72, Ont, parents b Ont
Margaret Findlay, 60, b US, father b Ireland, mother b US, seamstress
1911 census Dresden
Benson, Feb 1851, Ont
Agnus Shaw, housekeeper, Jan 1881, 30, Ont
Richard Burns, boarder, 1844, Ireland
Benson Gillespie, 59yrs10mos 26 days, died 21 Feb 1914, b Dresden, insurance agent, s/o Thomas Gillespie and Caroline Crandell, pneumonia from injury, informant: Agnes Shaw of Dresden. Cannot read the registration number.
Caroline Gillespie, died 18 Feb 1894, widow, b Delaware Co Middlesex, died of heart disease, informant: Benson Gillespie. Registration # 007727.
1881 census Dresden
Philander, 24, b `1857
Georg Ellen?, 21, b 1860
Mildred, b 1880.
No birth registration found for Mildred or marriage for Philander.