Peter de Bruce
Peter was born in 1152 in Skelton Castle, Yorkshire, England.¹   He died in Skelton Castle, Yorkshire, England.¹ 

 Joan De Grammaire
Joan was born in 1158 in Knottington, York, England.¹   Joan is no longer alive.

 Peter II De Bruce
Peter II was born in 1190 in Skelton Castle, Yorkshire, England.¹   He died at the age of 51 on September 7th, 1241 in Marseilles, Bouches-du-Rhone, France.  He was buried in Priory, Guisborough, Yorkshire, England.^1 1 

 Sir William De Bruce
Sir William was born in 1195 in Skelton Castle, Yorkshire, England.