Roger IV 2nd Baron de , Sir Clifford - Pedigree | FamilyCentral
 21 Jan 1299/1300 - 23 Mar 1321/22
 1 Apr 1274 - 25 Jun 1314
 Abt 1280 - 1 Feb 1324/25
 Abt 1265 - 1300
 4 Aug 1222 - 15 Jul 1262
 1223 - Bef 10 Mar 1288
 Abt 1180 - 25 Oct 1230
 9 Oct 1200 - 17 Jan 1239/40
 Abt 1192 - 22 Jul 1240
 1208 - Bef 30 Mar 1266