I think I may be a relative, this is my history that i have so far I think the Williams are who connects us for sure and the time and place matches up.

James Williams (b. c1811 of Gloucestershire) married Susan ? (b. c1815). They had at least one son -
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Jabez James Williams (b. 1841 Mitcheldean, Gloucestershire) who worked as a wood turner, a clock maker’s porter and a brass finisher. He married Harriett Beard (b. c1845 Longhope, Gloucestershire) at Westbury on Severn, Gloucestershire in the 2nd q. of 1866.

Year: 1817
Month: Nov
Day: 17
Parents_Surname: WILLIAMS
Child_Forenames: James
Fathers_Forenames: [not stated]
Mothers_Forenames: Mary
Mothers_Surname:
Residence: Mitchel Dean
Occupation: [not stated]
Officiating_Minister: John Newport Curate
Event: Baptism
Memoranda: illegitimate son of
Notes:
Register_Reference: P 220 IN 1/3
Page_Number: 17
Parish_Chapel: Mitcheldean

Year: 1840
Month: Aug
Day: 11
Grooms_Surname: WILLIAMS
Grooms_Forenames: James
Grooms_Age: 22
Groom_Condition: Bachelor
Grooms_Occupation: Tailor
Grooms_Residence: Mitcheldean
Grooms_Fathers_Surname: [not stated]
Grooms_Fathers_Forenames: [not stated]
Grooms_Fathers_Occupation: [not stated]
Brides_Surname: JARRETT
Brides_Forenames: Susannah
Brides_Age: 26
Brides_Condition: Spinster
Brides_Occupation: Domestic Servant
Brides_Residence: Mitcheldean
Brides_Fathers_Surname: JARRETT
Brides_Fathers_Forenames: John
Brides_Fathers_Occupation: Paper-maker
Licence_or_Banns: Banns
Date_of_Banns:
Signature_or_Mark: Both sign
Witness_1: John Bullock of M[itchel]dean
Witness_2: Bertha Morris of Tewkesbury
Other_Witnesses:
Officiating_Minister: George Cox Curate
Event: Marriage
Memoranda:
Notes:
Register_Reference: P220 IN 1/8
Page_Number: 6
Parish_Chapel: Mitcheldean

1841
James Williams abt 1821 Gloucestershire, England Mitchell Dean, Gloucestershire
Susana Williams abt 1816 Mitchell Dean, Gloucestershire

Year: 1841
Month: Nov
Day: 28
Parents_Surname: WILLIAMS
Child_Forenames: Jabez James
Fathers_Forenames: James
Mothers_Forenames: Susan
Mothers_Surname:
Residence: of Mitcheldean
Occupation:
Officiating_Minister:
Event: Baptism
Memoranda: age 4 wks 1 day
Notes:
Register_Reference: RG4/772
Page_Number:
Parish_Chapel: Coleford Wesleyan Methodist

1851
James Williams abt 1818 Mitcheldean, Gloucestershire, England Head Mitcheldean, Gloucestershire
Susan Williams abt 1815 North Newton, Oxfordshire, England Wife Mitcheldean, Gloucestershire
Sabez James Williams abt 1842 Mitcheldean, Gloucestershire, England Son Mitcheldean, Gloucestershire
Susan Mary Williams abt 1844 Mitcheldean, Gloucestershire, England Daughter Mitcheldean, Gloucestershire
William Henry Williams abt 1846 Mitcheldean, Gloucestershire, England Son Mitcheldean, Gloucestershire
John Thomas Williams abt 1849 Bishops Tawton, Devon, England Son Mitcheldean, Gloucestershire

James Williams (b. c1811 of Gloucestershire) married Susan ? (b. c1815). They had at least one son -
~
Jabez James Williams (b. 1841 Mitcheldean, Gloucestershire) who worked as a wood turner, a clock maker’s porter and a brass finisher. He married Harriett Beard (b. c1845 Longhope, Gloucestershire) at Westbury on Severn, Gloucestershire in the 2nd q. of 1866. They had at least ten children –
~
Dorothy Williams (b. c1867 Longhope, Gloucestershire)
Henry Williams (b. 1869 Fulham, London)-----------------------------------------------------------------------------
Ruth Williams (b. c1871 Fulham, London)
May Williams (b. c1875 Battersea, Wandsworth, London)
Horace Williams (b. c1877 Battersea, Wandsworth, London)
Frank Williams (b. c1880 Battersea, Wandsworth, London)
Julia Williams (b. c1884 Battersea, Wandsworth, London)
John (Jack) Williams (b. c1888 Battersea, Wandsworth, London)
Gertrude Williams (b. c1891 Battersea, Wandsworth, London)
Alice Williams (b. c1892 Battersea, Wandsworth, London)

William May (b. c1800 Germansweek, Beaworthy, Devon) married Ann ? (b. c1815 Teignmouth, Devon) They had at least four children –
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Thomas May (b. c1842 Devonport, Devon)
Mary May (b. 1845 Devonport, Devon)
William May (b. c1847 Devonport, Devon)----------------------------------------------------------------------------
John May (b. c1852 Devonport, Devon)

William May (b. c1847 Devonport, Devon) worked as an Admiralty messenger. He married Sarah ? (b. c1843 Southampton, Hampshire). They had at least five children –
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Florence May (b. 1871 Devonport, Devon)
Emily May (b. 1872 Devonport, Devon)
Ellen (Helen) Augusta May (b. 1st q. 1874 Devonport, Devon)-----------------------------------------------
Lilian May (b. 1879 Devonport, Devon)
Elizabeth May (b. 1884 Ireland)

Note: 1901- William, Sarah and Elizabeth May were sharing a house, 11 Bolan Street, Battersea, with Henry Williams, Ellen (Helen), and their children, Henry and baby Leslie.

 Henry Williams (b. 1869 Fulham, London) worked as a Post Office clerk, then as a sorter by 1901. He married  Ellen (Helen) Augusta May (b. 1st q. 1874 Devonport, Devon) at Wandsworth, London in the 2nd q. of 1893. They had at least three children –
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Henry Williams (b. c1898, Weybridge, Surrey)
Leslie Williams (b. 1901, Battersea, London)
Roy Williams (b. 31st January 1905, 56 Meyrick Road, Battersea, London: d. 1989, Cornwall)

Roy williams is my Grandfathers father.