| IRELAND, Slani of | B. BEF 1015 | |||
| IRELAND, Teige (Terence) of | B. 0930/1006 | D. 1023 | ||
| IRELAND, Thomas of Hartshorne | B. 1200/1314 | |||
| IRELAND, William | B. 1410/1485 | D. 1503 | ||
| IREMONGER, Samuel II | B. 1607 | D. BEF 28 Oct 1650 | ||
| IRETON, Bridget | B. ABT 1650 | |||
| IRETON, Elizabeth | B. ABT 1647 | |||
| IRETON, Germain | B. 1520 | |||
| IRETON, Germain of Attenborough | B. 1550/1594 | |||
| IRETON, Henry | B. 1611 | D. 26 Nov 1651 | ||
| IRETON, Henry | ||||
| IRETON, Jane | B. 1550 | |||
| IRETON, Jane | B. ABT 1648 | |||
| IRETON, John , Lord Mayor of London 1658 | B. 1615 | D. 1689 | ||
| IRETON, John | B. 1460/1488 |
| IRETON, William of Little Ireton, Derbyshire | B. 1530/1593 | |||
| IRONMONGER, Samuel | B. ABT 1585 | D. 1630 | ||
| IRWIN, Mariana | B. 1575/1602 | |||
| ISAAC, Edward of Well Court | B. ABT 1510 | D. 4 Mar 1573 | ||
| ISAAC, Elizabeth | ||||
| ISAAC, James | ||||
| ISAAC, Mary | B. ABT 1549 | D. ABT 1612/1613 | ||
| ISHAM, Elizabeth | B. 1502/1559 | |||
| ISLES, Agnes or Ana of the | B. 1378/1397 | |||
| ISLES, Alan of the | B. ABT 1154 | |||
| ISLES, Angus 'Mor' MacDonald, Lord of the | B. 1210/1253 | D. 1296 | ||
| ISLES, Angus 'Og' MacDonald, Lord of the | B. 1273/1297 | D. ABT 1330/1336 | ||
| ISLES, Arran Of The | B. 1130/1164 | |||
| ISLES, Donald, Lord of the | B. 1361/1380 | D. ABT 1423 | ||
| ISLES, Donald, Lord of the | B. 1158/1208 |
| ISLES, Elizabeth of the | B. 1361/1388 | |||
| ISLES, Eoin (John), Lord of the | B. 1305/1336 | D. ABT 1387 | ||
| ISLES, Fingula of the | B. 1365/1450 | |||
| ISLES, Gal Macsgillen, Prince of the | B. ABT 1149 | |||
| ISLES, Mary of the | B. 1361/1367 | |||
| ISLES, Olave, Prince of the | B. ABT 1147 | |||
| ISLES, Ragnhild Of | B. 1190 | |||
| ISLES, Reginald, Lord Of The | B. 1141 | D. 1207 | ||
| ISLES, Somerled, King of the | B. 1113 | D. 1 Jan 1164 | ||
| ISRAEL, David, King Of | B. ABT 1060 BC | |||
| ISRAEL, Solomon, King of 972 BC - 933 BC | B. ABT 1020 BC | |||
| ITALY, Adelbert of Lombardy, King of 950-963 | B. ABT 0936 | D. 30 Apr 0971 | ||
| ITALY, Berenger I, King of | B. 0842/0866 | D. 0942 | ||
| ITALY, Berenger II of Ivrea, King of 950-1 | B. 0900 | D. 6 Jul 0966 | ||
| ITALY, Bernarde , King of 813-7 | B. 0797 | D. 17 Apr 0818 |
| ITALY, Emma of | B. ABT 0948 | D. AFT 12 Oct 0988 | ||
| ITALY, Ermengarde of , Countess of Tours | B. 0800 | D. 20 Mar 0851 | ||
| ITALY, Gisela of Friuli, Princess of | B. 0859/0887 | D. 13 Jun 0910 | ||
| ITALY, Hugh of Arles , King of 926-47 | B. ABT 0880 | D. 10 Apr 0947 | ||
| ITALY, Lothar II of Lorraine of | B. ABT 0835 | D. 8 Aug 0869 | ||
| ITALY, Lothar, King of | B. ABT 0926 | D. 22 Nov 0950 | ||
| ITALY, Pepin, Regent of | B. Apr 0773 | D. 8 Jul 0810 | ||
| ITALY, Rosala (Susanna), Princess of | B. ABT 0960 | D. 1003 | ||
| ITCHINGHAM, Anne | B. 1515/1547 | D. AFT 1600 | ||
| ITCHINGHAM, Edward | B. 1455/1530 | |||
| IVARSDOTTIR, Aud | B. 0643 | |||
| IVARSSON, Eystein "Glumra" | B. ABT 0800 | D. ABT 0862 | ||
| IVREA, Albert (Adalbert) I, Margrave of | B. 0840/0883 | D. AFT 0925 | ||
| IVREA, Anscar, Count of Oscherat, Margrave of | B. 0800/0866 | D. ABT 0898 | ||
| IVRY, Emma de | B. 0976/1034 |
| IWARDBY, Jane (Joan) | B. 1479/1492 | |||
| IWARDBY, John of Quainton and Farley-Chamberlayne) | B. 1462/1475 | |||
J | ||||
| JACQUET, Adrienne | B. ABT 1542 | |||
| JAEGER, Claus | B. 1578 | D. 19 Feb 1667/1668 | ||
| JAGIELLO, Anna | B. 23 Jun 1503 | D. 27 Jan 1547 | ||
| JAMES | ||||
| JAMIN, Felicite | B. 1615 | D. AFT 12 Aug 1657 | ||
| JANIGON, Julienne | B. BEF 1619 | |||
| JARPENVILLE, Alice of | B. BEF 1230 | |||
| JEFFERS, Anne | B. 1610/1644 | |||
| JEKYL, Millicent | B. 1485/1537 | D. 1582 | ||
| JEKYL, William of Newington | B. 1420/1520 | |||
| JENKINS, Morgan ap | B. 1380/1470 | |||
| JENKS, Elizabeth or Jenkins | B. 1489/1510 | D. 16 Dec 1558 | ||
| JENNEY, Margaret | B. 1435/1469 | D. 1515/1516 |