| Backchat | Gulfstream,
15-Apr-24 |
| Backchatter | Gawler,
30-Jan-13 |
| Backchatting | Belmont,
26-Jul-25 |
| Backcheck | Belmont At The Big A,
22-Sep-25 |
| Backdoor | Saga,
05-Jul-25 |
| Backdoor Royalty | Del Mar,
08-Sep-25 |
| Backdoorflush | Perth,
14-Jul-24 |
| Backdoorparty | Presque Isle Downs,
18-Oct-24 |
| Backdraft | Matamata,
14-May-25 |
| Backdrop | Bunbury,
20-Oct-16 |
| Backed By Gold | Oaklawn Park,
03-May-25 |
| Backen Lay | Wangaratta,
03-Dec-13 |
| Backer Bilk | Chelmsford City,
31-Aug-25 |
| Backett | Penola,
30-May-13 |
| Backfill | Grafton,
20-Oct-20 |
| Backfire | Chelmsford City,
24-Oct-25 |
| Backfire | Fair Grounds,
28-Dec-24 |
| Backflip | Warrnambool,
01-Aug-17 |
| Backfromtheraces | Wexford,
18-Mar-25 |
| Backgammon | Allan Scott Park Morphettville,
30-Apr-11 |
| Backgammon | Keeneland,
19-Oct-25 |
| Backgate Red | Oaklawn Park,
22-Apr-24 |
| Background | Belmont,
10-Oct-12 |
| Background | Keeneland,
13-Oct-25 |
| Background Scalper | Queanbeyan,
19-Mar-18 |
| Backhander | Muswellbrook,
02-Nov-25 |
| Backhim | Sportsbet-Wangaratta,
02-Jul-22 |
| Backhoe | Nagoya,
28-Feb-24 |
| Backhouse Billy | Sunshine Coast,
01-Nov-19 |
| Backhouse Frilly | Grafton,
07-Jul-19 |
| Backhouse Street | Ascot,
28-Jan-17 |
| Backinabit | Down Royal,
18-Mar-24 |
| Backinaction | Newton Abbot,
20-Jul-25 |
| BACKINAFLASH | |
| Backinfive | Ipswich,
21-May-10 |
| Backinforglory | Market Rasen,
07-Feb-24 |
| Backinthefastlane | Durbanville,
09-Sep-25 |
| Backintheroom | Gowran Park,
18-Feb-24 |
| Backlash | Armidale,
03-Dec-23 |
| Backless | Kembla Grange,
14-Oct-17 |
| Backlit Beauty | Gold Coast,
06-Sep-25 |
| Backmersackme | Cheltenham,
25-Oct-25 |
| Backmetoo | Ballarat Synthetic,
04-Jul-25 |
| Backnthewoods | Laurel Park,
13-Oct-25 |
| BACKONDECK | Ballina,
06-Oct-08 |
| Backonthechaingang | Woodbine,
18-May-25 |
| Backonthegoagain | Sligo,
11-Jun-25 |
| Backpack | Nakayama,
15-Sep-25 |
| Backpacker | Quirindi,
23-Jun-11 |
| Backpacker Express | TRIAL Warwick Farm,
12-Jun-15 |
| Backpedal | Swan Hill,
16-Feb-21 |
| Backroads | Ladbrokes Park Hillside,
29-Nov-17 |
| Backrower | Rosehill Gardens,
04-Nov-23 |
| Backseat Lover | TRIAL Traralgon,
07-Mar-24 |
| Backseat Promise | Lismore,
05-Jan-25 |
| Backseat Romance | Monmouth Park,
06-Jul-25 |
| BACKSHEEH | Geraldton,
09-Dec-10 |
| Backshot | Fairmount Park,
12-Nov-23 |
| Backside Ace | Los Alamitos Racecourse,
03-Nov-25 |
| Backside Buzz | Penn National,
30-Oct-25 |