Earl William of Montacute-Salisbury
Earl William of was born in 1234.  He died at the age of 54 in 1288.

 Lady Bertha of Montacute-Salisbury
Lady Bertha of was born in 1236.  She died at the age of 61 in 1297.

 Baron Simon I of Montacute
Baron Simon I of was born in 1255 in Montacute,Somersetshire,England.¹   He died at the age of 61 on September 26th, 1316 in Burton Priory,Somersetshire,England.¹ 

 Lord John of Montacute
Lord John of was born in 1257.