From the Cardiff Times of 3rd December 1898, almost exactly 115 years ago...

"DEAN FOREST.
A PLUCKY TINPLATER.— On Wednesday at Lydney Police Station William Saysum, tin-plate worker, of Lydney, was. at the hands of Superintendent Ford, the recipient of a silver albert chain and pendant, presented by the superintendent, sergeants, and constables of the Foresrt Division in recognition of the bravery which Saysum displayed m going to the rescue of P.C. Hazell, of Lydney, who was being stoned by three young men on the night of the 2nd of October whilst in the execution of his duty. The prisoners were found guilty at the Gloucester Quarter Sessions, and sentenced to terms of four and six months' imprisonment."

http://welshnewspapers.llgc.org.uk/en/page/view/3425916/ART115/dean%20forest%20wedding

I think this is the same William born abt 1867, parents George & Mary, as per this prior thread.
http://forum.forest-of-dean.net/index.php?id=17360

From LDS/FamilySearch, the family 1881 Census in full, confirming William is a TinPlate Worker along with father George, Mary is a charwoman.

Name: William Saysum
Age (Original): 14
Gender: Male
Birth Year: 1867
Birthplace: Lydney, Gloucestershire, England
Relationship to Head of Household: Son
Marital Status: Single
Occupation: Labourer Tin Works T P Wkr
Address: Newern Greyhound Inn
Event Place: Lydney (Gloucs), Monmouthshire, England
Disability:
Record Type: Household
GS Film number: 1342258
Affiliate Publication Number: RG11
Piece/Folio: 5221 / 85
Page Number: 46
Household Gender Age Birthplace
Head George Saysum M 41 Littledean, Gloucestershire, England
Wife Mary Saysum F 36 Ross, Herefordshire, England
Son William Saysum M 14 Lydney, Gloucestershire, England
Daughter Elizabeth Saysum F 12 Lydney, Gloucestershire, England
Son George Saysum M 6 Lydney, Gloucestershire, England
Son Samuel Saysum M 4 Lydney, Gloucestershire, England
Daughter Emily Saysum F 1 Lydney, Gloucestershire, England

From this site's PRs:

Record_ID: 267240
Entry_Number: 1462
Year: 1934
Month: Mar
Day: 24
Surname: SAYSUM
Forenames: William
Residence: 17 Allastone Mesne
Age_at_death: 67
Officiating_Minister: E W Hitchings Curate
Event: Burial
Cause_of_death:
Memoranda:
Notes:
Register_Reference: P209 IN 1/37
Page_No: 183
Parish_Chapel: Lydney
Soundex: S250

I think this is his Marriage;

Record_ID: 1666
Entry_Number: 97
Year: 1889
Month: Oct
Day: 5
Grooms_Surname: SAYSON
Grooms_Forenames: William
Grooms_Age: 23
Groom_Condition: Bachelor
Grooms_Occupation: Machanic
Grooms_Residence: Lydney
Grooms_Fathers_Surname: Sayson
Grooms_Fathers_Forenames: George
Grooms_Fathers_Occupation: Lab[oure]r
Brides_Surname: MILES
Brides_Forenames: Martha
Brides_Age: 23
Brides_Condition: Spinster
Brides_Occupation: [not stated]
Brides_Residence: Blakeney
Brides_Fathers_Surname: Miles
Brides_Fathers_Forenames: Henry
Brides_Fathers_Occupation: Collier
Licence_or_Banns: Banns
Date_of_Banns:
Signature_or_Mark: Both sign
Witness_1: William Powell
Witness_2: Emily Clay
Other_Witnesses:
Officiating_Minister: A.D. Pringle
Event: Marriage
Memoranda:
Notes:
Register_Reference: P50 IN 1/5
Page_Number: 49
Parish_Chapel: Blakeney
Soundex_Groom: S250
Soundex_Bride: M420

His Baptism, as reported on the prior thread,

Year 1875
Month Jun
Day 16
Parents Surname SASUM
Child Forenames William
Fathers Forenames George
Mothers Forenames Mary
Mothers Surname
Residence Alliston Meend
Occupation Labourer
Officiating Minister John J. Trollope
Event Baptism
Memoranda aged 9 years
Notes age hidden when filmed. Checked at source?
Register Reference PFC209 IN 1/5
Page Number 235
Parish Chapel Lydney

GlosBMD shows his mother Mary was a Jones girl before marrying George Saysum, however I cannot find their marriage on any website.

Birth Details:
Child Surname Child Forename Father Surname Mother Surname Mother's Former Name Year District Office Register Entry
SAYSUM William SAYSUM SAYSUM JONES 1866 Forest of Dean Chepstow, Lydney 11 417
http://ww3.gloucestershire.gov.uk/bmd/SimpleSearch.aspx