John de BLACKBURNE
John de was born in 1248 in Wiswall, Whalley, Lancashire, England.  He died before 1303 in Blackburn, Lancashire, England.

 Margaret de HOLLAND
Margaret de was born about 1259 in Wiswall, Lancashire, England.  She died about 1329 in Bracewell, Skipton, West Riding, Yorkshire, England.

 Alicia de BLACKBURNE
Alicia de was born in 1278.