| Happy Prevail | Funabashi,
01-Apr-25 |
| Happy Prince | Ellis Park,
05-Aug-25 |
| Happy Quad | Woodbine,
18-May-25 |
| Happy Queen | Sonoda,
24-May-23 |
| Happy Quest | Fonner Park,
29-Apr-23 |
| Happy Rainbow | Esk,
13-Jul-24 |
| Happy Rebel | Coffs Harbour,
25-Jan-14 |
| Happy Remark | Tauranga,
05-Feb-23 |
| Happy Returns | Fontwell,
07-Mar-25 |
| Happy Reveller | Northam,
12-May-16 |
| HAPPY RHYTHM | Cluden Park,
03-Jun-10 |
| Happy Ride | Gulfstream,
27-Oct-25 |
| Happy Rocker | Rosehill Gardens,
08-Dec-10 |
| Happy Romance | Ascot,
07-Oct-23 |
| Happy Roque | Senonnes-Pouance,
05-Jul-23 |
| Happy Runna | Saga,
27-Oct-25 |
| Happy Runner | San Isidro,
15-May-25 |
| Happy Runner | Turfway Park,
21-Dec-24 |
| Happy Sailor | Louisiana Downs,
20-Aug-24 |
| Happy Sails | Horseshoe Indianapolis,
11-Nov-23 |
| Happy Sanchez | Warwick,
25-Apr-24 |
| Happy Sanday | Esperance,
03-Jan-20 |
| Happy Saturday | Moruya,
21-Jul-25 |
| Happy Saxon | Deauville,
23-Aug-25 |
| Happy Season | Louisiana Downs,
17-Sep-24 |
| Happy Sharing | Sha Tin,
09-Apr-23 |
| HAPPY SISTA | |
| Happy Slapper | Sunland Park,
05-Apr-24 |
| Happy Slappy | Ararat,
07-Nov-21 |
| Happy Snappy | Sunshine Coast,
21-Feb-14 |
| Happy Snitzel | Mackay,
15-Jun-17 |
| Happy Socks | Seoul,
25-Nov-23 |
| Happy Socks | bet365 Echuca,
01-Nov-22 |
| Happy Song | Kembla Grange,
24-Apr-21 |
| Happy Sophia | Monmouth Park,
30-Jun-24 |
| Happy Soul | Happy Valley,
08-Jan-25 |
| Happy Soul | Keeneland,
27-Apr-24 |
| Happy Spiral | Sonoda,
22-Oct-25 |
| Happy Sprinter | Santa Anita,
15-Jun-24 |
| HAPPY SQUARED | Pioneer Park,
28-Nov-10 |
| Happy Star | Te Aroha,
19-Sep-25 |
| Happy Story | Wingatui,
04-Nov-25 |
| Happy Street | Ohi,
09-Oct-25 |
| Happy Sue | Santa Anita,
15-Jun-25 |
| Happy Sunday | Gulfstream,
13-Apr-25 |
| Happy Surprise | Tokyo,
13-Oct-25 |
| Happy Swanee | Kyoto,
02-Nov-24 |
| Happy Symbol | Balaklava,
09-Jul-14 |
| Happy Taeyang | Busan,
31-Mar-24 |
| Happy Tailor | Kochi,
23-Jul-23 |
| Happy Tails To You | Mountaineer Park,
28-Aug-24 |
| Happy Takeover | Mahoning Valley,
27-Nov-24 |
| Happy Tale | Broadmeadow,
08-May-10 |
| Happy Talk | Oaklawn Park,
02-Mar-25 |
| Happy Talker | Louisiana Downs,
17-Sep-24 |
| Happy Tango | Happy Valley,
05-Nov-25 |
| Happy Tappy Tim | Penn National,
28-Aug-25 |
| Happy Tears | Wolverhampton,
22-Dec-24 |
| Happy Tears | Oaklawn Park,
17-Mar-24 |
| Happy Thalia | Funabashi,
06-Nov-25 |