| ISHAM, Unknown |
| ISHAR |
| ISHERWOOD, Daniel James | B. Private |
| ISHERWOOD, James Mark | B. Private |
| ISHERWOOD, Mark James | B. Private |
| ISHMAEL |
| ISJASLAV | D. 28 OCT 1165
| ISJASLAV | D. 1182
| ISJASLAVL, Prince Briatschislav II of |
| ISKENNEN, Elidar of |
| ISKENNEN, Rhys of |
| ISLAY, Aengus of |
| ISLAY, Harold the Black of |
| ISMA'IL |
| ISMA'IL |
| |
| ISMAIL |
| ISMENE |
| ISMENIUS |
| ISOBEL | D. BEF. 9 MAY 1666
| ISOBELLA | D. ABT. 1643
| ISOLDA |
| ISRAEL, Elizabeth | B. 1777 | D. 2 FEB 1846
| ISRAELSSON, Erland |
| ISSA |
| ISSAC |
| ISSACSON, Eindridi |
| ISSACSON, Kol |
| ISTRIA, Bertha of |
| ISTRIA, Berthold II of , Margrave of Istria | D. 14 DEC 1188
| ISTRIA, Count of |
| |
| ISTRIA, Daughter of |
| ISTRIA, Engelbert I of Lavanthal of | B. 1045 | D. 5 APR 1096
| ISTRIA, Henry IV of , Margrave of Istria | D. 1228
| ISTRIA, Henry of | D. ABT. 1180
| ISTRIA, Kunigunde of | D. ABT. 10 FEB 1207
| ISTRIA, Kunigunde of | D. 1183
| ISTRIA, Mathilde of |
| ISTRIA, Mechtild of | D. 1183
| ISTRIA, Meinhard of , Count of Istria | D. ABT. 1193
| ISTRIA, Sophia of |
| ISTRIA, Sophie of | D. 2 JAN 1218
| ISTRIA, Ulrich I of , Margrave of Istria |
| ITA |
| ITAF |
| ITALY, Adalbert of , King of Italy | B. 29 FEB | D. 972
| |
| ITALY, Adele of | B. BET. 800 - 810 | D. BEF. 814
| ITALY, Adelheid of | B. ABT. 798 | D. AFT. 810
| ITALY, Amelia of |
| ITALY, Amelia of |
| ITALY, Berengar I of , King of Italy | B. 840 | D. 7 APR 924
| ITALY, Berengar II of , King of Italy | B. 928 |
| ITALY, Bernard of , King of Italy | B. 797 | D. 17 AUG 818
| ITALY, Berta of |
| ITALY, Berta of |
| ITALY, Buwin (Bivin in , Count in Italy | B. 822 | D. 877
| ITALY, Drogo of Hauteville of |
| ITALY, Emma of (Burgundy) | B. ABT. 949 | D. 2 NOV 988
| ITALY, Empress Adelaide (Saint) of | B. ABT. 932 | D. 16 DEC 999
| ITALY, Gerberga of | B. 945 |
| ITALY, Guntrade of | B. BET. 800 - 810 | D. BET. 810 - 814
| |
| ITALY, King Victor Emmanuel II of |
| ITALY, Lothar of , King of Italy | D. 950
| ITALY, Pepin I of , King of Italy | B. 17 APR 773 | D. 8 JUL 810
| ITALY, Rozela (Susanna) of | B. ABT. 945 | D. 1003
| ITALY, Theodoric the Great of , King of Italy | B. ABT. 454 | D. 30 AUG 526
| ITALY, Theodrade of | B. BET. 800 - 810 | D. BET. 810 - 814
| ITALY, Uracca of | B. 1007 |
| ITALY, Valia of |
| ITHEL, Meuric of Gwent ap , Lord of Gwent |
| ITHELL, Mary | B. 1518 |
| ITHELL, Pierce Pierre | B. 1490 |
| ITTA | B. 592 | D. 8 MAY 642
| ITTER, Jutta of |
| ITTER, Lutrud of |
| ITYS |
| |