Hugh de Lacy
Hugh was born before 1149.

 Emmeline de Riddlesford of Ulster
Emmeline de Riddlesford of was born in Ulster, Ireland.  She died about 1276 in Salisbury, Wiltshire, England.

 Maud de Lacy
Maud was born before 1242.

 Roger de Lacy
Roger was born before 1242.