John 4th Baron de , of Thirsk, Sir Mowbray - Pedigree | FamilyCentral
 25 Jun 1340 - Oct 1368
 29 Nov 1310 - 4 Oct 1361
 Abt 1320 - 7 Jul 1349
 4 Sep 1286 - 23 Mar 1321/22
 Abt 1286 - Bef 20 Jul 1331
 Abt 1281 - 22 Sep 1345
 Abt 1282 - Bef 3 Dec 1322
 1252 - Aft 1316
 1255 - Bef 1 May 1326
 1263 - 1328
 16 Jan 1244/45 - 5 Jun 1296
 Abt 1250 - Bef 7 Jul 1283
 1252 - Bef 30 May 1306
 4 Aug 1222 - 15 Jul 1262