Roger Bigod 4th Earl of Norfolk  24
- Born: 1212
- Marriage: Isabella of Scotland  in May 1225 in Alnwick, Northumberland, England
- Died: 3 Jul 1270 at age 58
- Buried: 10 Jul 1270, Thetford, Norfolk, England
The Complete Peerage vol.IX,pp.590-593.
Noted events in his life were:
• Acceded, 1225.
Roger married Isabella of Scotland  [MRIN: 5916], daughter of William I the Lion of Scotland King of Scotland  and Ermengarde de Beaumont Queen Consort of the Kingdom of Scotland , in May 1225 in Alnwick, Northumberland, England. (Isabella of Scotland  was born in 1195, died in 1253 and was buried in Church of the Black Friars, London, England.)