| # | Children | Name | Born | Died | Father | Mother |
| 1 | | | | | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 2 | | | | | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 3 | | | | | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 4 | | | | d. 31 Dec 1399 | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 5 | | | | d. 7 Aug 1395 | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 6 | | | | | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 7 | | | | d. 2 Feb 1405 | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 8 | | | b. Abt. 1326 | d. 1348 | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 9 | | | b. Abt. 1328 | d. 2 Aug 1395 | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 10 | | | b. Abt. 1330 | | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 11 | | | b. Abt. 1331 | d. 1368-1371 | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 12 | | | b. Bef. 1339 | | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 13 | | | b. Abt. 1342 | d. 31 Jul 1396 | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |
| 14 | | | b. Abt. 1345 | d. 29 Jul 1406 | Sir Hugh de Courtenay, Sir Hugh de Courtenay, 2nd\10th Earl of Devon | Margaret de Bohun, 2nd Countess of Devon |