Hiya NEAL....these are TWO TOTALLY DIFFERENT COUPLES  ..both having children from 1818 at St Chads ,Rochdale  
William Walton and Martha 
abode Marled Earth...these are who you are getting mixed up with...
William and Hannah............the marriage is on 
www.lan-opc.org.uk/Search/indexp.html  12th January 1818 atSt Chad ,Rochdale
William Walton  X   of this parish   
Hannah Oldfield  X  of this parish
Witness D Nield   G Fletcher
married by Thomas Royds
babtism  10th sep 1820 same church  James Walton  parents William and Hannah
abode Knook Cronkeshaw
occ woollen weaver
Thomas Walton 8th sep 1822 same church  parents William and Hannah 
abode  now in Cross Lees
same occ
Jane 8th june 1824 same church  born 3rd May parents William and Hannah 

abode Polly Green
same occ
OK gone 6 years after Jane...no more for William Hannah at this church...I`ll see if I can find a death for Hannah....allan