This could be Joseph's marriage but cannot find details online
Marriages Jun 1885
Chant Joseph Wincanton 5c 812
Gillett Eliza Wincanton 5c 812
Somerset marriage index
Joseph's father named as
William, labourer, age 24 (1861), porter
But doesn't get us any further.
No it doesn't but always worth looking may discover a clue.......
Henry Chant & Ann married
16 Feb 1851 have they been found on 1851 census ?
census night Sunday 30 March 1851
Very strange that Henry, Ann & family can’t been found on 1861 census

Although no relationship given on 1841 census presuming that his brother is named David Chant he married 6 Jul 1858 age 24, labourer a Susan Coffin age 18 , his father named William Chant labourer
D & S can be found living at Bowden Hill Street Henstridge in 1861