Siward de SINGLETON 
He had a biological son named Heck de.
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Personal Details
Siward de SINGLETON
Siward de was born about 1075 in Little Singleton, Kirkham, Lancashire, England. Siward de is no longer alive.
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Children
Heck de SINGLETON
Heck de was born about 1100 in Little Singleton, Kirkham, Lancashire, England. He died after 1170 in Broughton, Preston, Lancashire, England.