| IACOVANTUONO | HORL |
| IBBOTSON | PORT |
| IBBS | CAMP COBD MTMO WARR |
| IDDLES | HAMI |
| IEZEKIL | PORT |
| IGARI | WARL |
| ILES | HAMI HAML PFRY WARL WARR |
| ILETT | BEAC |
| ILLINGWORTH | CAST |
| ILOTT | WOOR |
| ILSLEY | CAMP HORL |
| IMER | FRES |
| INGHAM | WARR |
| INGLEDON | WILL |
| INGLETON | DIMB HORL HORS |
| INGLIS | COBD MORT PORT PRTC TERA TOWH |
| INGOLDBY | TERA |
| INGPEN | WARR |
| INGRAM | BALM GORK HAMI HARR MERI TOWH WARL |
| INKSTER | APOL |
| INMAN | PORT |
| INNES | HAMI MACA PFRY WARL |
| INNS | WARL WARR |
| INVERARITY | BIRR MERI WARL |
| IREDELL | GORK HAMI HORL |
| IRELAND | PFRY WARL YAUG |
| IRONS | CAPC |
| IRVIN | HORL |
| IRVINE | BEAC CAMP COBD DART HAMI MORT TERA WARC WARR |
| IRVING | APOL BALL COLE DUNK ELLE HAML HEXM MERI MTMO PFRY TERA TOWH WARL WARR |
| IRWIN | BORA DIMB HORL PFRY PRTC TERA WARL |
| ISAAC | HAMI |
| ISAACSON | HORL |
| ISBEL | HORL HORS |
| ISLES | WARL WARR |
| ISON | DARL HAML |
| ISRAEL | HAML HAMS |
| ISSELL | PFRY TERA |
| IVE | WARR |
| IVESS | HORL PIMP |
| IVEY | WARL |
| IWINSKY | TOWH |