Hi, What information are you searching for? There may be Many Williams families - in the area of interest - some may be connected - others not.
What time frame -
Any Middle names - anything to help identify the correct persons.
Bill / William WILLIAMS - Grand Bend - born when ? - parents
Nelly WILLIAMS - is this a maiden name - or married to Bill/William WILLIAMS?
if married - When / Where
Is Nelly /Nellie - the correct first name - a contraction of a full given name.
Have they passed away - Where When -
Registrations of Death / Long form Death Certificate - Marriage - Births - all help -
OBITUARIES - may show names and locations of family members at the time.
Search Find a Grave - online
Search Family Search Org - online.