| SURNAME | GIVEN NAME | YEAR | VOL. | PAGE | MISCELLANEOUS |
| IACOBACCIO | Francesco | 1918 | 19 | 316 | |
| IANNOTTI | John | 1910 | 2B | 17 | |
| IANNOTTY | Flory | 1923 | 11 | 38 | |
| IARRAPINO | Gelsomina | 1938 | 21 | 16 | |
| IGI | Kozo Andrew | 1982 | 30 | 33 | |
| IGLIARI | Gino | 1928 | 16 | 58 | |
| ILCZYSZYN | Leon | 1915 | 3 | 213 | |
| ILER | Anrew | 1 | |||
| ILER | John Casper | 1 | |||
| IMBACK | Frank | 1876 | 2 | ||
| INDER | Frederick | 1856 | 1 | ||
| INTENZIO | Antonio | 9 | 95 | MSD | |
| INTEREST | Hartman | 1877 | 2 | ||
| IOSSA | Lewis | 1919 | 6 | 99 | |
| IOTTE | Mark | 1847 | 1 | ||
| IPPOLITO | Maria | 1939 | 22 | 32 | |
| IRWIN | James | 1 | |||
| ISAAC | Abraham | 1924 | 12 | 23 | |
| ISAAC | John | 16 | 43 | ||
| ISAAC | Helen | 1941 | 23 | 55 | |
| ISAAC | John | 1943 | 26 | 44 | |
| ISABELLA | Gennaro | 1926 | 14 | 77 | |
| ISABELLA | Luigi | 1918 | 19 | 21 | MSD |
| ISABELLA | Michele | 1914 | 6 | 141 | |
| ISACCO | Saverio | 1923 | 11 | 78 | |
| ISACCO | Lucia | 1941 | 24 | 89 | |
| ISAMENGER | Peter | 1844 | 1 | ||
| ISMAIL | Lynn Ira | 1994 | |||
| ISMAIL | Mohammad | 1994 | |||
| ISRAEL | James H. | 1977 | 29 | 138 | |
| IYER | Revathi | 1999 | |||
| IZDEBSKY | Anna Christina | 1971 | 29 | 91 | |
| IZNAGA | Leonardo Amor | 1984 | 30 | 46 | |
| IZNAGA | Gladys Amor | 1984 | 30 | 47 | |