William de Mowbray
William was born in 1172 in Axholme, Lincolnshire, England.  He died in Axholme, Lincolnshire, England.

 Agnes (Avice) de Albini
Agnes (Avice) was born in 1176 in Axholme, Lincolnshire, England.  She died after 1218.

 Nigel de Mowbray
Nigel was born about 1215.

 Roger de Mowbray
Roger was born in 1218 in Axholme, Lincolnshire, England.  He died at the age of 48 in November 1266.