William I la Zouche of Haryngworth
William I la Zouche of was born on December 18th, 1276 in Haryngworth, Northamptonshire, England.

 Maud Lovel
Maud was born before 1285.  She died after 1298.

 Millicent la Zouche
Millicent was born before 1335.  She died on June 22nd, 1379.

 Eudo II la Zouche of Haryngworth
Eudo II la Zouche of was born in Haryngworth, Northamptonshire, England.  He died on April 24th, 1326.