Three possible births in 1768, 1769, and 1770

Name:    Adam Howorth
Event Type:    Baptism
Baptism Date:    26 Aug 1769
Baptism Place:    Leigh, St Mary, Lancashire, England
Father:    Wm Howorth
Reference Number:    GB127.L211/1/1/4
Adam son of W'm Howarth of Astley

Name:    Adam Howarth
Birth Year:    abt 1768
Death Age:    61
Burial Date:    11 Nov 1829
Burial Parish:    Deane, Lancashire, England
Register Type:    Bishop's Transcript
Reference Number:    Drm/2/72
Abode: Horwich


In 1841, there is also an Adam Howarth alive at Smidlegate, Westhaughton aged 70 with Mary and Alice (both 25).  This may be him.  Adam died 21 April 1850, aged 78

Name:    William Howarth
Birth Date:    8 Nov 1796
Baptism Date:    4 Dec 1796
Parish:    Colne, Lancashire, England
Father's Name:    William Howarth
Mother's Name:    Ann Howarth
Register Type:    Bishops Transcripts
Reference Number:    Drb/2/239

Aged 25 in 1841, Collier at Westhoughton
(aasume this is an error and should be aged 35, but 25 on record)
Aged 46 in 1851, born Westhoughton
Aged 50 when died at Lostonk

Died Chew Moore, Lostock 10 Jan 1854 (Ancestry tree)

HOWARTH, JOHN        50 
GRO Reference: 1854  M Quarter in BOLTON UNION 
Volume 08C  Page 163

Name:    John Howarth
Birth Year:    abt 1804
Death Age:    50
Burial Date:    15 Jan 1854
Burial Parish:    Deane, Lancashire, England
Register Type:    Bishop's Transcript
Reference Number:    Drm/2/75

Anode: Lostock