| Henry de Percy Knt., 1st Lord Percy, Baron of Topcliffe etc. (~1273 - 1314) |
Robert de Clifford Knt., 1st Lord Clifford, etc. (~1274 - 1314) |
| Eleanor de Arundel (1274 - 1328) |
Maud de Clare (~1281 - 1327) |
| Henry de Percy K.G., 2nd Lord Percy | Idoine de Clifford |
| b. 6 Feb 1299/1300 or 6 Feb 1300/01, Leconfield, Yorkshire, England d. 26 Feb 1351/1352, Warkworth, Northumberland, England bur. Beverley Minster, Yorkshire, England occ. cen. im. . ud. |
b. abt 1300 d. 24 Aug 1365 bur. Beverley Minster, Yorkshire, England occ. cen. im. . ud. |
| Henry de Percy Knt., 3rd Lord Percy, etc. William de Percy Maud de Percy Eleanor de Percy Isabel de Percy Roger de Percy Thomas de Percy Bishop of Norwich Robert de Percy Margaret de Percy |