Brobably born well before 1700 was known as The Old Hatter" when he died in 1756.

Name:    John Mather
Burial Date:    13 Dec 1755
Parish:    Haslingden , Lancashire, England
Register Type:    Bishops Transcripts
Reference Number:    Drb/2/250

Name:    John Mather
Burial Date:    13 Dec 1756
Parish:    Haslingden , Lancashire, England
Register Type:    Parish Register
Reference Number:    Pr 3016/1/6

Occupation: Labourer

John Mather
    Abode: Haslingden
    Occupation: Labourer
    Notes: Called the old Hatter
    Register: Burials 1743 - 1761

Martha may have died 1734 and was buried at Manchester Cathederal
Name:    Martha Mather
Event Type:    Burial
Burial Date:    14 Jun 1734
Parish:    Manchester, St Mary, St Denys and St George
Spouse's name:    John Mather
Archive Roll:    748
"Martha, wife to John Mather"

However, "Martha W of Jn'o Mather of (blank)" is more likely
Name:    Martha Mather
Burial Date:    25 Dec 1749
Parish:    Haslingden , Lancashire, England
Register Type:    Parish Register
Reference Number:    Pr 3016/1/6

Name:    John Mather
Baptism Age:    0
Event Type:    Baptism
Birth Date:    17 Jan 1720
Baptism Date:    (26 ? smudged) Jan 1720
Baptism Place:    Bury, St Mary, Lancashire, England
Father:    John Mather
Reference Number:    L215
Archive Roll:    669

John son of John Mather (no abode shown)

Abraham son of John, a felt maker (a Hatter in 1830), and Martha of Church Hill was baptised 8 Sep 1723 at Haslingden. 

Baptism: 8 Sep 1723 St James, Haslingden, Lancashire, England
Abraham Mather - Child of John Mather & Martha, his wife
    Abode: Church Hill
    Occupation: Feltmaker
    Register: Baptisms 1711 - 1736
    Source: Original Parish Register at Lancashire Archives

Name:    Abraham Madder
Burial Date:    11 Apr 1790
Parish:    Haslingden, Lancashire, England
Register Type:    Parish Register
Reference Number:    Pr 3016/1/8

Name:    Thomas Mather
Baptism Date:    17 Oct 1725
Parish:    Haslingden , Lancashire, England
Father's name:    John Mather
Mother's name:    Martha Mather
Register Type:    Parish Register
Reference Number:    Pr 3016/1/4

Thomas, Child of John Mather & Martha his wife of Church Hill

Baptism: 17 Oct 1725 St James, Haslingden, Lancashire, England
Thomas Mather - child of John Mather & Martha, his wife
    Abode: Churchill
    Register: Baptisms 1711 - 1736
    Source: Original Parish Register at Lancashire Archives

Name:    Mather [James Mather]
Baptism Date:    1 Jan 1730
Parish:    Haslingden, Lancashire, England
Father's name:    John Mather
Mother's name:    Martha Mather
Register Type:    Parish Register
Reference Number:    Pr 3016/1/4

James child of John Mather, Hatter and Martha his wife of Church Hill

Baptism: 1 Jan 1729/30 St James, Haslingden, Lancashire, England
James Mather - child of John Mather & Martha, his wife
    Abode: Churchhill
    Occupation: Hattor
    Register: Baptisms 1711 - 1736
    Source: Original Parish Register at Lancashire Archives

This is probably another (but only James Burial in Haslindgen)

Name:    Jas Mather
Burial Date:    10 Aug 1794
Parish:    Haslingden , Lancashire, England
Mother's name:    Martha Mather
Register Type:    Parish Register
Reference Number:    Pr 3016/1/8

James son of Martha Mather, Ratton Hall