| Irish Song Leader | Turf Paradise,
29-Jan-25 |
| Irish Songs | Doomben,
01-Apr-25 |
| Irish Soul | Valparaiso Sporting Club,
14-Nov-23 |
| Irish Soul | Saint-Malo,
18-Jul-23 |
| Irish Soul | Wexford,
25-Jul-15 |
| Irish Sovereign | Newcastle,
16-May-23 |
| Irish Spark | Fairmount Park,
29-Oct-25 |
| Irish Spy | Mudgee,
01-Mar-20 |
| IRISH STATE | |
| Irish Stone | Presque Isle Downs,
03-Sep-25 |
| Irish Storm | Launceston,
04-Dec-24 |
| Irish Stormy | Laurel Park,
21-Aug-23 |
| IRISH STRINGS | WGUI,
31-Oct-13 |
| Irish Success | Wyong,
03-Mar-18 |
| Irish Tap | Prairie Meadows,
10-May-25 |
| Irish Tenor | Aqueduct,
22-Nov-24 |
| Irish Thorn | Morphettville Parks,
29-Jan-25 |
| Irish Thunder | Sunshine Coast,
19-Oct-25 |
| Irish Tides | Belmont At The Big A,
03-Nov-24 |
| Irish Tiger | Turffontein,
29-Oct-22 |
| Irish Tractor | Turffontein,
04-Mar-23 |
| Irish Tuff | Hawthorne,
01-May-23 |
| Irish Twist | Te Aroha,
04-Jan-25 |
| Irish Unity | Mahoning Valley,
28-Jan-25 |
| Irish Valentine | Charles Town,
16-Sep-23 |
| Irish Valor | Hawthorne,
16-Jun-24 |
| Irish Victory | Presque Isle Downs,
30-Sep-25 |
| Irish Vocation | Auteuil,
27-Apr-24 |
| Irish Wahine | Santa Anita,
05-Jan-25 |
| Irish Warlock | Charles Town,
27-Jul-25 |
| Irish Wave | Ballarat Synthetic,
22-Jul-25 |
| IRISH WAVE | Cooma,
05-Dec-09 |
| Irish Wedding | |
| Irish Whiskey | Santa Anita,
20-Oct-25 |
| Irish Willow | Fairview,
28-Oct-22 |
| Irish Wizard | Charles Town,
15-Jun-25 |
| Irish Writ | Remington Park,
06-Oct-25 |
| Irish Zapper | Laurel Park,
16-Jul-23 |
| Irishca De Thaix | Auteuil,
29-Apr-23 |
| Irishiko | Wolverhampton,
12-Mar-25 |
| Irishkamaya | Deauville,
29-Aug-25 |
| Irishlady Millions | Bathurst,
25-Apr-16 |
| Iriskana | Tipperary,
06-Oct-24 |
| Irlam | San Isidro,
27-Jul-24 |
| Irlandais | Balaklava,
15-Oct-25 |
| Irlandais | Taunton,
21-Feb-24 |
| Irlandia | Saint-Cloud,
27-Oct-24 |
| Irle First | Kasamatsu,
13-Dec-24 |
| Irma De L'eclair | Cabourg,
15-Dec-22 |
| Irmina | Dieppe,
12-Jun-25 |
| Iro Gorushi | Kyoto,
26-Oct-25 |
| Irock | Gosford,
06-Apr-14 |
| Irodori | Ohi,
07-Jun-23 |
| Irodorino Kaori | Urawa,
18-Aug-25 |
| Iroempitsu | Niigata,
21-Oct-23 |
| Irogonomi | Nagoya,
30-Oct-25 |
| Irogotoshi | Nakayama,
13-Apr-24 |
| Irohaniho | Nagoya,
05-Sep-25 |
| Irohanioe | Kanazawa,
26-May-25 |
| Iroiro | Morioka,
28-Oct-24 |