| Name | Last Run |
|---|---|
| Master Piece | Belmont At The Big A, 20-Jun-25 |
| Master Plan | Funabashi, 29-Aug-25 |
| Master Platinum | Kalgoorlie, 20-Oct-24 |
| Master Player | Clonmel, 08-Jun-24 |
| Master Player | Kranji, 25-Mar-23 |
| Master Player | Singapore, 05-Oct-24 |
| Master Po | Pinjarra Scarpside, 25-Apr-25 |
| Master Poet | Casterton, 23-Jul-23 |
| Master Point | Kenilworth, 28-Jan-23 |
| Master Polanski | Kyneton, 09-Oct-25 |
| Master Puppet | Tokyo, 26-Nov-22 |
| MASTER RAJA | |
| Master Razy | San Isidro, 15-Dec-24 |
| Master Recovery | Ferndale, 24-Aug-24 |
| Master Red | Ballina, 26-Dec-23 |
| Master Redford | San Isidro, 10-Oct-24 |
| Master Redoute | Durbanville, 18-Oct-25 |
| Master Reigns | Lone Star Park, 02-Nov-25 |
| Master Resolute | Happy Valley, 05-Nov-25 |
| Master Rich | Mackay, 18-Jun-24 |
| Master Richard | Southwell, 31-Oct-25 |
| Master Richard | Rockhampton, 29-Dec-22 |
| Master Right | Seymour, 27-May-25 |
| Master Riley | Newcastle, 01-Nov-25 |
| Master Road | Busan, 21-Jul-24 |
| Master Robbie | Strathalbyn, 13-Jan-13 |
| Master Rock Man | Kasamatsu, 05-Mar-25 |
| Master Ryker | Singapore, 18-Feb-23 |
| Master Safari | Northam, 07-Sep-23 |
| Master Shaft | Wangaratta, 08-Dec-15 |
| Master Sheridan | Catterick, 10-Jun-23 |
| Master Shiner | San Isidro, 22-Jun-23 |
| Master Show | San Isidro, 27-Jun-24 |
| Master Showman | Rockhampton, 20-Jun-25 |
| MASTER SHOWMAN | Narrogin, 18-Nov-10 |
| Master Silvano | Scottsville, 10-Aug-25 |
| MASTER SIN | Geelong Synthetic, 28-Aug-12 |
| Master Sing | San Isidro, 29-Jul-24 |
| Master Skalpa | Sale, 11-Mar-15 |
| Master Sommelier | Keeneland, 26-Oct-24 |
| MASTER SONAR | |
| Master Song | Palermo, 17-Jul-23 |
| Master Splinter | Geraldton, 27-Dec-20 |
| Master Splinter | Wexford, 08-Jul-23 |
| Master Spy | Penola, 01-May-16 |
| Master Spy | Woodbine, 17-May-25 |
| Master Stroke | Sha Tin, 09-Nov-24 |
| Master Sully | Ffos Las, 25-Jun-23 |
| Master Sultan | San Isidro, 22-Feb-24 |
| Master Sun | Hobart, 03-Sep-23 |
| Master Supreme | Fairview, 11-Nov-22 |
| Master Switch | Horseshoe Indianapolis, 15-Nov-24 |
| Master Sydney | Down Royal, 29-Sep-25 |
| Master Tactician | Pinjarra, 23-Jul-25 |
| Master Tango | San Isidro, 28-Mar-24 |
| Master Tap | San Isidro, 23-Nov-23 |
| Master Technician | Newbury, 04-Jul-25 |
| Master Templar | Aintree, 03-Apr-25 |
| Master The Tactics | Horseshoe Indianapolis, 08-Jul-23 |
| Master This | Charles Town, 28-Jul-24 |