Note name variations:

London, England, Marriages and Banns, 1754-1921
Name: Emma Eliza Burnes
Spouse: William Steene occ carpenter
Record Type: Marriage
Event Date: 12 Jul 1875
Parish: St Paul, Clapham
Borough: Lambeth
Father Name: Henry William Burnes occ engine driver
Spouse Father: Samuel Steene occ carpenter
Register Type: Parish Register

1861 England Census
Name: Henry W Burnes
Age: 31
Estimated Birth Year: 1830
Relation: Head
Spouse's Name: Matilda Burnes
Gender: Male
Where born: Cambridge, Cambridgeshire, England
Civil Parish: Gloucester St Catherine
County/Island: Gloucestershire
Country: England
Occupation: blacksmith
Registration district: Gloucester
Sub-registration district: St Nicholas
ED, institution, or vessel: 7

Henry W Burnes 31 b Cambridge
Matilda Burnes 32 b Gloucestershire
Emma E Burnes 4 b Gloucestershire
......................................................................................

from a previous post,


England, Select Marriages, 15381973
Name: Matilda Kilminster
Gender: Female
Age: 22
Birth Date: 1827
Marriage Date: 4 Nov 1849
Marriage Place: Gloucester, Gloucester, England
Father: William Kilminster ***
Spouse: Matilda Kilminster
FHL Film Number: 991285
Reference ID: p 20

England, Select Marriages, 15381973
Name: Henry Bourne
Gender: Male
Age: 24
Birth Date: 1825
Marriage Date: 4 Nov 1849
Marriage Place: Gloucester, Gloucester, England
Father: James Bourne ***
Spouse: Matilda Kilminster
FHL Film Number: 991285
Reference ID: p 20
.......................................................................
another surname variation - Bourns

England & Wales, FreeBMD Marriage Index, 1837-1915
Name: Henry Bourns
Registration Year: 1849
Registration Quarter: Oct-Nov-Dec
Registration district: Gloucester
Inferred County: Gloucestershire
Volume: 11 Page: 453
Spouse: Matilda Kilminster

From all the entries above it seem this couple are born in different years for each entry.

1871 England Census about Henry Burns
Name: Henry Burns
Age: 34
Estimated Birth Year: abt 1837
Relation: Head
Spouse's Name: Matilda Burns
Gender: Male
Where born: Cambridge, Cambridgeshire, England
Civil Parish: St Catherine
Town: Gloucester
County/Island: Gloucestershire
Country: England
Registration district: Gloucester
Sub-registration district: St Nicholas
ED, institution, or vessel: 7

Henry Burns 34
Matilda Burns 36
Emma E Burns 16
Minnie Burns 6 Months

Yet another birth year and Henry states born Birmingham.

1881 England Census
Name: Henry Burns
Age: 38
Estimated Birth Year: abt 1843
Relationship to Head: Head
Spouse: Matilda Burns
Gender: Male
Where born: Birmingham
Civil Parish: Battersea
County/Island: London
Country: England
Street address: 13 Russell St
Marital Status: Married
Occupation: Blacksmith
Registration district: Wandsworth
Sub registration district: Battersea
ED, institution, or vessel: 55

Henry Burns 38
Matilda Burns 46
Minnie Burns 9
Henry Burns 7
............................................................................

Suggest you get the Marriage cert using the derial above:

England & Wales, FreeBMD Marriage Index, 1837-1915

This should show both fathers and hopefully the correct age at marriage

This looks like it might be Matilda with her family in 1841. if so she was 18 when she married in 1849

1841 England Census
Name: Matilda Kelminster [Matilda Kilminster]
Age: 10
Estimated Birth Year: abt 1831
Gender: Female
Where born: Gloucestershire, England
Civil Parish: St John The Baptist
Hundred: Gloucester City
County/Island: Gloucestershire
Country: England
Registration district: Gloucester
Sub-registration district: St John the Baptist

William Kilminster 45
Maria Kilminster 40
Mary Kilminster 20
Caroline Kilminster 20
Henry Kilminster 15
Eliza Kelminster 15
Matilda Kelminster 10
Emma Kelminster 4
Jane Kelminster 3

Thank you wizard28. That's a great help. Do you have any records going further back? Thanks again. Jigsawman

This might be Matilda's parents marriage:

Marriage
Name: William Kilmister
Spouse's Name: Maria Kaylock
Event Date: 04 Apr 1819
Event Place: Gloucester, Gloucester, England

Indexing Project (Batch) Number: I02955-8 , System Origin: England-EASy , GS Film number: 991285 , Reference ID: p 29