| Lord William III fitz Alan of Oswestry (1143 - ~1210) |
William Daubeny 3rd Earl of Arundel (Sussex) (~1165 - <1221) |
| Isabel de Saye (1141 - ~1199) |
Mabel de Kevlioc de Meschines of Chester of Chester, Countess Of Sussex (~1172 - 1231) |
| John I fitz Alan Lord of Clun & Oswestry, Earl of Arundel | Isabel Daubeny |
| b. abt 1164, Arundel, Sussex, England d. abt Feb 1240, Arundel, Sussex, England bur. occ. cen. im. . ud. |
b. 1193, Arundel, Sussex, England d. bef 1240 bur. occ. cen. im. . ud. |
| John II fitz Alan of Clun & Oswestry, Shropshire |