| Date | Event | Place | Reference |
| 5 Oct 1890 | Baptism of William George GUMBLETON | Bramshaw, Hampshire | IGI
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| 1891 | William G Gumbleton in Ashley Walk, Hampshire in 1891 census | ASHW | 1891 census
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| 31 Mar 1901 | Wm Gumbleton in Whiteparish in 1901 census | Whiteparish, Wiltshire | 1901 Census
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| 2 Apr 1911 | William George Gumbleton in Salisbury, Wiltshire in 1911 census. | Salisbury, Wiltshire | 1911 census
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| 18 Oct 1916 | Burial of William George GUMBLETON |   | Burial index
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| 18 Oct 1916 | William George GUMBLETON - Thiepval Memorial | France | Commonwealth War Graves
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| 6 Mar 1917 | Will of William George Gumbleton proved | - | Principal Probate Registry
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| 1918 | WWI Campaign Medal | - | WWI Campaign Medals
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| 1914-18 | Private W Gumbleton: West Grimstead war memorial | West Grimstead, Wiltshire | MI
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