William De Darce
William was born in Haworth Castle, Yorkshire, England.  He died on August 20th, 1318.

 Joan Gernet
Joan was born in 1266.  Joan is no longer alive.

 Randolph De Darce
Randolph was born in 1289 in Haworth Castle, Yorkshire, England.

 Mary De Darce
Mary was born in 1310 in Haworth Castle, Yorkshire, England.