John de Gisburn
John was born about 1336 in York, Yorkshire, England.  He died in 1390.

 UNKNOWN Ellen
UNKNOWN was born about 1338 in York, Yorkshire, England.  She died in 1407.

 Isabella de Gisburn
Isabella was born about 1362.

 Alice de Gisburn
Alice was born about 1364 in York, Yorkshire, England.  She died in 1405.  She was buried in Spofforth, Yorkshire, England.