Alan DE BOISTERICK ( - )

1. Alan DE BOISTERICK has few details recorded about him.

 

Alan DE BOISTERICK had the following children:

 

+2	unk DE BOISTERICK ( - )

Second Generation

2. unk DE BOISTERICK, daughter of Alan DE BOISTERICK, married Robert de Tyrwhitt.

 

Robert de Tyrwhitt was the son of Robert de Tyrwhitt ( - ) and Agnes (Anne) WYCLIFFE ( - ). He and unk DE BOISTERICK had the following children:

 

+3	Sir William Tyrwhitt of Ketilby ( - )

Third Generation

3. Sir William Tyrwhitt of Ketilby, son of Robert de Tyrwhitt and unk DE BOISTERICK, married unk GROVALE.

 

unk GROVALE was the daughter of John Grovale of Harpswell ( - ). She and Sir William Tyrwhitt of Ketilby had the following children:

 

4	Sir Robert Tyrwhitt of Ketilby ( -c. 1451). Sir was a Sheriff of Yorkshire. He died circa 1451.