| Koolhaus | Turfway Park,
03-Mar-24 |
| Koolio Kate | Clonmel,
18-Apr-25 |
| Koolkuna Babe | Townsville,
19-Sep-15 |
| Koombekine Flyer | Northam,
12-May-22 |
| Koon Kan | Ooralea,
24-Nov-09 |
| Koondeeman | Armidale,
14-Oct-25 |
| Koonibba | Sportsbet-Ballarat,
05-Sep-18 |
| Koonunga Hill | Innisfail,
21-Oct-23 |
| Koonya | Geelong,
12-Sep-14 |
| Koool | Sunray Park,
24-May-25 |
| Koop Creek | Swan Hill,
26-Nov-17 |
| Koops | Fair Grounds,
22-Jan-24 |
| Koorabel Kicks | Moree,
27-May-23 |
| Koorabooka | Pinjarra Park,
21-Jan-21 |
| Koori Star | Galway,
25-Oct-25 |
| Koorilla Park | Wagga,
02-Sep-13 |
| KOORNANG ROAD | Echuca,
11-Jul-11 |
| Koorong Avenue | Eagle Farm,
07-Aug-10 |
| KOOSKOOSKIE | |
| Kootaloo | Wellington,
11-Jan-21 |
| Kootara | bet365 Seymour,
22-Oct-23 |
| KOOYONG ROAD | Broome,
27-Jul-12 |
| Kooza | Saga,
07-Oct-23 |
| Kop De Boulogne | Fontainebleau,
06-Nov-25 |
| Kop Land | Chepstow,
10-Oct-25 |
| Kopa De La Cour | Clairefontaine,
19-Aug-24 |
| Kopa Kilana | Fontwell,
23-Oct-25 |
| Kopa Park | Fontainebleau,
17-Apr-24 |
| Kopangi | Home Hill,
28-Dec-23 |
| Kopaonik | Canberra,
07-Mar-21 |
| Kopare | Cambridge,
10-Jul-25 |
| KOPATAROA | Caloundra,
13-Sep-09 |
| Kopeck D'oudairies | Pau,
24-Jan-25 |
| Kopeck De Mee | Aintree,
04-Apr-25 |
| Kopek Des Bordes | Punchestown,
29-Apr-25 |
| Kopella | Eagle Farm,
31-Aug-19 |
| Koperbeau | bet365 Benalla,
31-Mar-23 |
| Kopernic Forlonge | Le Lion D'angers,
26-Jul-23 |
| Kopiana | Churchill Downs,
01-Nov-25 |
| Kopion | Del Mar,
03-Aug-25 |
| Kopon | Clonmel,
07-Dec-23 |
| KOPOTRICE | |
| Koppa | Fontainebleau,
28-Oct-24 |
| Koppar Beauty | TRIAL Devonport Tapeta Synthetic,
18-Jul-17 |
| Kopper Crown | Craon,
07-Sep-25 |
| Koprioro | Vincennes,
12-Sep-23 |
| Kopua | Tauherenikau,
01-Nov-25 |
| Koputaroa | Riccarton Park Synthetic,
15-May-25 |
| Koquery Du Buisson | Caen,
11-Sep-23 |
| Kora De Trudujou | Craon,
03-Sep-23 |
| Kora Magic | Parkes,
18-May-25 |
| Kora Nordik | Chateaubriant,
12-May-25 |
| Koraetena | Tokyo,
18-Jun-23 |
| Koranis | Esperance,
27-Jan-24 |
| Koranovsky | Doomben,
16-Feb-13 |
| Koratora | Morphettville Parks,
23-Aug-25 |
| Korcho | Royal Randwick,
26-Dec-20 |
| Korchulan | TRIAL Doomben,
14-Feb-23 |
| Korcula | Turffontein,
11-Oct-25 |
| Korda | Ascot,
28-Dec-23 |