Thomas of Brotherton, 1st. Earl of Norfolk
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- 1  Thomas of Brotherton, 1st. Earl of Norfolk [1]  b. 1 Jun 1300 d. 4 Aug 1338
  Alice Hayles  b. Abt 1302 d. 1330
- 2  Margaret of Brotherton, Duchess of Norfolk [1.1]   
 b. Abt 1320 d. 24 Mar 1399
                    
  Sir John de Segrave  b. 4 May 1315 d. 1 Apr 1353
- 3  Elizabeth de Segrave [1.1.1]   
 b. 25 Oct 1338 d. 1368
                                    
  John de Mowbray, 4th. Baron Mowbray  b. 25 Jun 1340 d. 17 Jun 1368
- 4  Thomas de Mowbray, 1st. Duke of Norfolk [1.1.1.1]   
 b. 22 Mar 1366 d. 22 Aug 1399
[ =>]                                                 
- 4  Thomas de Mowbray, 1st. Duke of Norfolk [1.1.1.1]   
 
 
- 3  Elizabeth de Segrave [1.1.1]   
 - +  Sir Walter Banny, 1st. Baron Manny  b. 1310 d. 1372
 
 
- 2  Margaret of Brotherton, Duchess of Norfolk [1.1]   
 - +  Mary Brewes  b. Unknown d. Aft 1335
 
 
