Isaac, son of Isaac, was a widower (so probably older) when he married Betty Mather
29 Dec 1844, Isaac Greenhalgh, a spinner and widower, son of Isaac married Betty Mather.
In 1851, Isaac and Betty (31 & 28) were at Berry Row, Turton with Abraham, Isaac, and Ann (5, 3 & 1) and two lodgers.
In 1853, the family moved to Tonge where three more children were born and Betty died in 1859.
In 1861, Isaac (42, Wid) had three children: Isaac, Ann and James (13, 12 & 10) at Keston Fold, L.B.
In 1871, Isaac (51) and sons Isaac (23) and James (19) were at the Cranford Arms, 19 Bolton Street, in L.B. with Margaret Birtwistle and family boarding.