Derrinstown Stud Derby Trial Stakes (Group 3) (Risk Material - 1998)
Ridgewood Pearl Desmond Stakes (Group 3) (Second Empire - 1998)
Silver Flash Stakes (Listed) (April Starlight (USA) - 1998)
Silver Stakes (Listed) (Risk Material - 1998)
Derrinstown Stud 1,000 Guineas Trial (Listed) (Kitza - 1998)
Athasi Stakes (Listed) (Kincara Palace - 1998)
Peter Byrne E.B.F. April Fillies Race (Shahtoush - 1998)
McDonogh Feeds E.B.F. Fillies M'dn (Sunspangled - 1998)
Guinness E.B.F. Fillies M'dn (Mattiocco - 1998)
UNIX Clusters Race (Mempari - 1998)
Barrys Fruit E.B.F. M'dn (Royal Tern - 1998)
Cantrell and Crowley Co-Operative Race (Bianconi (USA) - 1998)
Andrex European Breeders Fund Race (Campo Catino - 1998)
Yeomanstown & Morristown Lattin EBF M'dn (Urban Ocean (FR) - 1998)
Glenalua European Breeders Fund M'dn (Hunan - 1998)
European Breeders Fund M'dn (Coralita - 1998)
Golden European Breeders Fund Race (Desert Fox (GB) - 1998)
Cashel European Breeders Fund Race (African Skimmer - 1998)
Kealy Mehigan Higgins M'dn (Mempari - 1998)
| Season | Runs | 1st | 2nd | 3rd | 4th | Win Money | Place Money | Total * |
|---|---|---|---|---|---|---|---|---|
| Flat 1998 | 158 | 33 | 28 | 27 | 23 | €282,803 | €206,434 | €489,237 |
| Venue | Date | Horse | Trainer | Race Type | Distance | Place | Weight | Rating | Race | Pattern/Listed | Prize Money | Horse |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tralee | 25/08/1998 | High Stakes (GB) | Charles O'Brien | Mdn | 1m | 2 | 9-2 | 91 | Patsy Byrne, Paddy Norris E.B.F. M'dn | €1,511 | High Stakes (GB) | |
| Leopardstown | 23/08/1998 | Sunspangled | A.P.O'Brien | F | 7f | 2 | 8-13 | Debutante Stakes (Listed) | Listed | €5,079 | Sunspangled | |
| Leopardstown | 23/08/1998 | Campo Catino | Charles O'Brien | F | 1m 6f | 5 | 8-12 | 112 | Ballycullen Stakes (Listed) | Listed | Campo Catino | |
| Leopardstown | 23/08/1998 | Donatus | Charles O'Brien | Mdn | 6f | 12 | 9-2 | Glenalua European Breeders Fund M'dn | Donatus | |||
| Fairyhouse | 22/08/1998 | Kincara Palace | A.P.O'Brien | F | 6f | 7 | 9-1 | 108 | Belgrave Stakes (Listed) | Listed | Kincara Palace | |
| Tipperary | 20/08/1998 | Akuna Bay (USA) | A.P.O'Brien | Mdn | 7f | 5 | 9-0 | EBF B.O.I. Private Banking Fillies M'dn | Akuna Bay (USA) | |||
| Tipperary | 20/08/1998 | Borromini (USA) | A.P.O'Brien | Mdn | 5f | 2 | 9-2 | I.T.B.A./Breeders Supp.Tipp. E.B.F. M'dn | €1,349 | Borromini (USA) | ||
| Curragh | 15/08/1998 | Second Empire | A.P.O'Brien | F | 1m | 1 | 9-7 | 116 | Ridgewood Pearl Desmond Stakes (Group 3) | Group 3 | €25,141 | Second Empire |
| Curragh | 15/08/1998 | Tortoiseshell (GB) | A.P.O'Brien | F | 6f | 5 | 8-13 | 90 | Tattersalls Trial Race | Tortoiseshell (GB) | ||
| Gowran Park | 12/08/1998 | Velazquez (USA) | A.P.O'Brien | Mdn | 7f | 3 | 9-2 | Goresbridge European Breeders Fund M'dn | €559 | Velazquez (USA) | ||
| Gowran Park | 12/08/1998 | Star Quality | A.P.O'Brien | Mdn | 1m | 2 | 9-0 | Thomastown E.B.F. Fillies M'dn | €1,511 | Star Quality | ||
| Leopardstown | 09/08/1998 | Bianconi (USA) | A.P.O'Brien | F | 6f | 2 | 8-12 | 108 | Phoenix Sprint Stakes (Group 3) | Group 3 | €7,618 | Bianconi (USA) |
| Leopardstown | 09/08/1998 | Cupid | A.P.O'Brien | Mdn | 1m | 7 | 9-2 | Blackhorse E.B.F. M'dn | Cupid | |||
| Leopardstown | 09/08/1998 | Coralita | A.P.O'Brien | F | 6f | 5 | 8-11 | Heinz 57 Phoenix Stakes (Group 1) | Group 1 | €5,714 | Coralita | |
| Leopardstown | 09/08/1998 | Precious Choice (USA) | Charles O'Brien | Mdn | 7f | 5 | 8-11 | Mongey Communications M'dn | Precious Choice (USA) | |||
| Leopardstown | 09/08/1998 | Campo Catino | Charles O'Brien | F | 1m 4f | 4 | 8-10 | 112 | Ballyroan Stakes (Listed) | Listed | €1,016 | Campo Catino |
| Leopardstown | 03/08/1998 | Mempari | A.P.O'Brien | F | 1m | 2 | 8-10 | 107 | Telecom Eireann Stakes (Brownstown) (Listed) | Listed | €5,079 | Mempari |
| Leopardstown | 03/08/1998 | Velazquez (USA) | A.P.O'Brien | Mdn | 6f | 2 | 9-2 | Guinness European Breeders Fund M'dn | €2,159 | Velazquez (USA) | ||
| Leopardstown | 03/08/1998 | Best Before Dawn | A.P.O'Brien | Hcp | 6f | 10 | 9-5 | 97 | SDS Speed Challenge (Joe McGrath) | Best Before Dawn | ||
| Leopardstown | 03/08/1998 | The Card King | A.P.O'Brien | F | 1m 4f | 3 | 9-5 | 78 | Tote Account European Breeders Fund Race | €1,016 | The Card King | |
| Leopardstown | 03/08/1998 | Glow With Pride | James G.Burns | Hcp | 1m | 6 | 9-0 | 65 | Aer Lingus H'cap | Glow With Pride | ||
| Leopardstown | 03/08/1998 | Rosarium | Edward Lynam | Hcp | 1m | 8 | 9-5 | 59 | Ericsson H'cap | Rosarium | ||
| Cork | 02/08/1998 | Coralita | A.P.O'Brien | F | 5f | 2 | 8-10 | Desert King Stakes (Listed) | Listed | €5,079 | Coralita | |
| Cork | 02/08/1998 | Manhattan Island (GB) | A.P.O'Brien | Mdn | 1m 1f | 7 | 9-2 | Ali-Royal M'dn | Manhattan Island (GB) | |||
| Galway | 01/08/1998 | Moon Dragon | A.P.O'Brien | Mdn | 1m 100yds | 2 | 9-2 | Dawn Hi and Lo E.B.F. M'dn | €1,943 | Moon Dragon | ||
| Galway | 01/08/1998 | Family Favourite | A.P.O'Brien | Hcp | 7f | 6 | 9-4 | 87 | E.B.F. Premier Nursery H'cap | Family Favourite | ||
| Galway | 31/07/1998 | Hang'Em High (GB) | A.P.O'Brien | F | 1m 6f | 2 | 9-9 | Arthur's Race | €1,295 | Hang'Em High (GB) | ||
| Galway | 31/07/1998 | High Stakes (GB) | Charles O'Brien | Mdn | 7f | 4 | 9-5 | Carlsberg Race | €381 | High Stakes (GB) | ||
| Galway | 30/07/1998 | Mattiocco | A.P.O'Brien | Mdn | 1m 100yds | 1 | 9-0 | Guinness E.B.F. Fillies M'dn | €7,111 | Mattiocco | ||
| Galway | 29/07/1998 | Star Quality | A.P.O'Brien | Mdn | 1m 100yds | 2 | 8-12 | Business Critical Support M'dn | €1,295 | Star Quality | ||
| Galway | 29/07/1998 | Mempari | A.P.O'Brien | F | 1m 100yds | 1 | 8-10 | 107 | UNIX Clusters Race | €7,111 | Mempari | |
| Galway | 28/07/1998 | Fairy Ridge | A.P.O'Brien | Hcp | 1m 100yds | 15 | 8-11 | 89 | McDonogh European Breeders Fund H'cap (Listed) | Listed | Fairy Ridge | |
| Galway | 28/07/1998 | Countessmarkievicz | A.P.O'Brien | Hcp | 7f | 6 | 9-1 | 67 | Albatros Suregrass H'cap | Countessmarkievicz | ||
| Galway | 28/07/1998 | Bootlegger | A.P.O'Brien | Hcp | 2m | 2 | 9-1 | 67 | McDonogh Timber H'cap | €1,727 | Bootlegger | |
| Galway | 28/07/1998 | Yellow Bells (GB) | A.P.O'Brien | Mdn | 7f | 6 | 8-11 | 78 | McDonogh Fertilizer M'dn | Yellow Bells (GB) | ||
| Galway | 28/07/1998 | Sunspangled | A.P.O'Brien | Mdn | 7f | 1 | 9-0 | McDonogh Feeds E.B.F. Fillies M'dn | €7,999 | Sunspangled | ||
| Galway | 27/07/1998 | Velazquez (USA) | A.P.O'Brien | Mdn | 7f | 6 | 9-0 | G.P.T. Ind. Properties (C&G) E.B.F. M'dn | Velazquez (USA) | |||
| Galway | 27/07/1998 | The Card King | A.P.O'Brien | Hcp | 1m 4f | 4 | 9-5 | 80 | G.P.T. Van & Truck Rentals H'cap | €381 | The Card King | |
| Galway | 27/07/1998 | Ballyellery | A.P.O'Brien | Hcp | 1m 100yds | 11 | 9-2 | 57 | G.P.T. Cork H'cap | Ballyellery | ||
| Curragh | 25/07/1998 | Coliseum | A.P.O'Brien | F | 7f | 4 | 8-13 | Merrion European Breeders Fund Race | €571 | Coliseum | ||
| Curragh | 25/07/1998 | Rosarium | Edward Lynam | Hcp | 7f | 4 | 8-12 | 59 | Newbridge H'cap | €381 | Rosarium | |
| Naas | 22/07/1998 | Mempari | A.P.O'Brien | Mdn | 5f | 1 | 8-11 | 107 | Kealy Mehigan Higgins M'dn | €5,333 | Mempari | |
| Naas | 22/07/1998 | Urban Ocean (FR) | A.P.O'Brien | Mdn | 1m | 1 | 9-2 | Yeomanstown & Morristown Lattin EBF M'dn | €6,222 | Urban Ocean (FR) | ||
| Tipperary | 19/07/1998 | Elf Queene | A.P.O'Brien | Mdn | 7f | 12 | 8-11 | European Breeders Fund M'dn | Elf Queene | |||
| Leopardstown | 18/07/1998 | Montego | A.P.O'Brien | Mdn | 7f | 4 | 9-2 | Clarmallagh European Breeders Fund M'dn | €444 | Montego | ||
| Leopardstown | 18/07/1998 | Bianconi (USA) | A.P.O'Brien | F | 6f | 1 | 9-5 | 108 | Cantrell and Crowley Co-Operative Race | €6,666 | Bianconi (USA) | |
| Leopardstown | 18/07/1998 | Bugatti Reef | A.P.O'Brien | F | 6f | 2 | 8-12 | Rochestown Stakes (Listed) | Listed | €5,079 | Bugatti Reef | |
| Killarney | 16/07/1998 | Yellow Bells (GB) | A.P.O'Brien | Mdn | 1m 3f | 3 | 8-12 | 83 | Dawn Fresh Orange Juice M'dn | €508 | Yellow Bells (GB) | |
| Killarney | 15/07/1998 | The Card King | A.P.O'Brien | Mdn | 2m 1f | 1 | 9-2 | Murphys Mitsubishi M'dn | €4,444 | The Card King | ||
| Killarney | 13/07/1998 | Family Favourite | A.P.O'Brien | Mdn | 1m 100yds | 1 | 9-2 | Lakes European Breeders Fund M'dn | €4,888 | Family Favourite | ||
| Curragh | 12/07/1998 | Musk Lime (USA) | A.P.O'Brien | F | 1m 4f | 8 | 9-0 | 99 | Kildangan Stud Irish Oaks (Group 1) | Group 1 | €2,539 | Musk Lime (USA) |
| Curragh | 12/07/1998 | Lavery | A.P.O'Brien | Mdn | 6f | 6 | 9-2 | Jimmy Kennedy Memorial E.B.F. M'dn | Lavery | |||
| Curragh | 12/07/1998 | Hunan | A.P.O'Brien | F | 6f 63yds | 4 | 8-12 | Anglesey Stakes (Group 3) | Group 3 | €1,524 | Hunan | |
| Curragh | 12/07/1998 | Best Before Dawn | A.P.O'Brien | Hcp | 5f | 10 | 9-6 | 99 | Emirates Airline E.B.F. Rockingham (Listed) | Listed | Best Before Dawn | |
| Gowran Park | 10/07/1998 | Chateau Royal (USA) | A.P.O'Brien | F | 1m | 3 | 9-5 | 105 | Prix Du Lion D'Angers Mile | €609 | Chateau Royal (USA) | |
| Tipperary | 09/07/1998 | Fairy Ridge | A.P.O'Brien | Mdn | 1m 1f | 1 | 9-2 | 83 | Glenvale Stud M'dn | €4,222 | Fairy Ridge | |
| Tipperary | 09/07/1998 | Blue Lotus | A.P.O'Brien | Mdn | 5f | 2 | 9-2 | Cashel European Breeders Fund M'dn | €1,187 | Blue Lotus | ||
| Leopardstown | 04/07/1998 | Hunan | A.P.O'Brien | Mdn | 6f | 1 | 9-2 | Glenalua European Breeders Fund M'dn | €6,222 | Hunan | ||
| Curragh | 28/06/1998 | April Starlight (USA) | A.P.O'Brien | F | 6f | 3 | 8-12 | Jean Kennedy Smith Railway Stakes (Group 3) | Group 3 | €3,809 | April Starlight (USA) | |
| Curragh | 28/06/1998 | Impressionist | A.P.O'Brien | F | 1m | 2 | 8-9 | 110 | Budweiser World Cup International Stakes (Group 2) | Group 2 | €12,697 | Impressionist |
| Curragh | 28/06/1998 | Campo Catino | Charles O'Brien | F | 1m 4f | 4 | 9-1 | 100 | Budweiser Irish Derby (Group 1) | Group 1 | €38,092 | Campo Catino |
| Curragh | 27/06/1998 | Valentine Waltz | A.P.O'Brien | Mdn | 6f | 4 | 8-12 | Gouldings Japanese Gardens E.B.F. M'dn | €508 | Valentine Waltz | ||
| Curragh | 27/06/1998 | Alleged Aggressor (USA) | A.P.O'Brien | Hcp | 1m 4f | 2 | 9-0 | 80 | Shamrock Foods H'cap | €2,159 | Alleged Aggressor (USA) | |
| Curragh | 26/06/1998 | Manhattan Island (GB) | A.P.O'Brien | Mdn | 1m | 5 | 9-2 | Home Of The Classics M'dn | Manhattan Island (GB) | |||
| Curragh | 26/06/1998 | Yuan (USA) | A.P.O'Brien | Mdn | 1m 2f | 5 | 9-2 | Derby Festival M'dn | Yuan (USA) | |||
| Tipperary | 25/06/1998 | Family Favourite | A.P.O'Brien | Mdn | 7f | 3 | 9-2 | Junction European Breeders Fund M'dn | €559 | Family Favourite | ||
| Tipperary | 25/06/1998 | Rainswept (GB) | Charles O'Brien | Mdn | 7f | 1 | 9-2 | Tipp.Town & District Vet.Surgeons M'dn | €4,000 | Rainswept (GB) | ||
| Naas | 17/06/1998 | Spring Haven (USA) | A.P.O'Brien | Hcp | 1m 3f | 10 | 9-2 | 75 | Newbridge H'cap | Spring Haven (USA) | ||
| Naas | 17/06/1998 | Scariff Bay | A.P.O'Brien | F | 7f | 9 | 8-11 | Owenstown Stud F.F.Tuthill E.B.F. Race | Scariff Bay | |||
| Naas | 17/06/1998 | Chateau Royal (USA) | A.P.O'Brien | F | 1m | 4 | 9-5 | 105 | Tend-R-Leen Horse Feeds Race | €444 | Chateau Royal (USA) | |
| Cork | 13/06/1998 | Family Crest | A.P.O'Brien | Hcp | 6f | 7 | 9-8 | 86 | Arnold Communications H'cap | Family Crest | ||
| Cork | 13/06/1998 | Coralita | A.P.O'Brien | Mdn | 5f | 1 | 8-11 | European Breeders Fund M'dn | €6,222 | Coralita | ||
| Leopardstown | 10/06/1998 | Blue Lotus | A.P.O'Brien | Mdn | 6f | 4 | 9-2 | Eagle Star European Breeders Fund M'dn | €603 | Blue Lotus | ||
| Leopardstown | 10/06/1998 | Coconut Creek | A.P.O'Brien | Hcp | 7f | 5 | 9-12 | 87 | Roma H'cap | Coconut Creek | ||
| Leopardstown | 10/06/1998 | Campo Catino | Charles O'Brien | F | 1m 4f | 1 | 9-4 | 85 | Andrex European Breeders Fund Race | €6,666 | Campo Catino | |
| Cork | 06/06/1998 | Desert Fox (GB) | A.P.O'Brien | F | 1m 2f | 1 | 9-5 | 93 | European Breeders Fund Race | €5,333 | Desert Fox (GB) | |
| Cork | 06/06/1998 | Scariff Bay | A.P.O'Brien | F | 7f | 2 | 8-12 | Fermoy European Breeders Fund Race | €1,943 | Scariff Bay | ||
| Curragh | 05/06/1998 | Star Begonia (GB) | A.P.O'Brien | Mdn | 1m 4f | 1 | 8-12 | 84 | Loughbrown M'dn | €5,333 | Star Begonia (GB) | |
| Curragh | 05/06/1998 | Tiger's Eye (GB) | A.P.O'Brien | Mdn | 6f | 6 | 9-2 | Kilcullen European Breeders Fund M'dn | Tiger's Eye (GB) | |||
| Curragh | 05/06/1998 | Risk Material | A.P.O'Brien | F | 1m 2f | 3 | 8-12 | 109 | Gallinule Stakes (Group 3) | Group 3 | €3,809 | Risk Material |
| Tipperary | 04/06/1998 | Festival Song (USA) | A.P.O'Brien | Mdn | 5f | 1 | 8-11 | 82 | Cashel M'dn | €3,555 | Festival Song (USA) | |
| Tipperary | 04/06/1998 | Bugatti Reef | A.P.O'Brien | Mdn | 5f | 1 | 9-2 | European Breeders Fund M'dn | €4,888 | Bugatti Reef | ||
| Leopardstown | 01/06/1998 | April Starlight (USA) | A.P.O'Brien | F | 6f | 1 | 8-13 | Silver Flash Stakes (Listed) | Listed | €16,761 | April Starlight (USA) | |
| Leopardstown | 01/06/1998 | Fairy Ridge | A.P.O'Brien | Mdn | 7f | 3 | 9-2 | Nutgrove M'dn | €457 | Fairy Ridge | ||
| Leopardstown | 01/06/1998 | Campo Catino | Charles O'Brien | Mdn | 1m 2f | 1 | 9-2 | Wexford M'dn | €5,333 | Campo Catino | ||
| Gowran Park | 30/05/1998 | Touch Of Magic | A.P.O'Brien | Mdn | 7f | 3 | 8-11 | June European Breeders Fund M'dn | €559 | Touch Of Magic | ||
| Fairyhouse | 27/05/1998 | Crepe Ginger | A.P.O'Brien | Mdn | 1m 4f | 4 | 9-0 | Curkeen Rath E.B.F. Fillies M'dn | €444 | Crepe Ginger | ||
| Fairyhouse | 27/05/1998 | Tortoiseshell (GB) | A.P.O'Brien | Mdn | 6f | 4 | 8-11 | Ratoath European Breeders Fund M'dn | €349 | Tortoiseshell (GB) | ||
| Curragh | 24/05/1998 | Sharp Catch | A.P.O'Brien | F | 1m | 13 | 9-0 | Airlie Coolmore Irish 1,000 Guineas (Group 1) | Group 1 | Sharp Catch | ||
| Curragh | 24/05/1998 | Broken Promise | A.P.O'Brien | Hcp | 1m | 8 | 8-13 | 74 | Karl Hannan H'cap | Broken Promise | ||
| Curragh | 24/05/1998 | Risk Material | A.P.O'Brien | F | 1m 2f | 1 | 9-5 | 109 | Silver Stakes (Listed) | Listed | €16,761 | Risk Material |
| Curragh | 24/05/1998 | Bugatti Reef | A.P.O'Brien | Mdn | 6f | 6 | 9-2 | CBA Glengarrif E.B.F. M'dn | Bugatti Reef | |||
| Curragh | 24/05/1998 | Dr Johnson (USA) | Charles O'Brien | F | 1m 2f | 4 | 8-12 | 121 | Tattersalls Gold Cup (Group 2) | Group 2 | €3,809 | Dr Johnson (USA) |
| Curragh | 23/05/1998 | Kincara Palace | A.P.O'Brien | F | 6f | 6 | 8-10 | 109 | Weatherbys Ireland Greenlands Stakes (Group 3) | Group 3 | Kincara Palace | |
| Curragh | 23/05/1998 | April Starlight (USA) | A.P.O'Brien | F | 5f | 7 | 8-13 | Oral B Marble Hill Stakes (Listed) | Listed | April Starlight (USA) | ||
| Curragh | 23/05/1998 | Second Empire | A.P.O'Brien | F | 1m | 3 | 9-0 | 119 | Hibernia Foods Irish 2,000 Guineas (Group 1) | Group 1 | €25,395 | Second Empire |
| Curragh | 23/05/1998 | Campo Catino | Charles O'Brien | Mdn | 1m 2f | 3 | 9-2 | BPB Gypsum Industries M'dn | €609 | Campo Catino | ||
| Tipperary | 21/05/1998 | Desert Fox (GB) | A.P.O'Brien | F | 1m 1f | 1 | 9-7 | 93 | Golden European Breeders Fund Race | €6,222 | Desert Fox (GB) | |
| Tipperary | 21/05/1998 | Festival Song (USA) | A.P.O'Brien | Mdn | 5f | 2 | 8-11 | 86 | Elm M'dn | €863 | Festival Song (USA) | |
| Tipperary | 21/05/1998 | Night Arcade | C.Roche | Mdn | 7f | 2 | 8-11 | Roscrea M'dn | €863 | Night Arcade | ||
| Leopardstown | 20/05/1998 | Tortoiseshell (GB) | A.P.O'Brien | Mdn | 6f | 5 | 9-0 | Roundwood E.B.F. Fillies M'dn | Tortoiseshell (GB) | |||
| Leopardstown | 20/05/1998 | Hillside Rose | Charles O'Brien | Mdn | 1m | 7 | 8-11 | Regine M'dn | Hillside Rose | |||
| Naas | 17/05/1998 | Coconut Creek | A.P.O'Brien | Mdn | 6f | 1 | 9-2 | 87 | Brophy Farrell Auctioneers M'dn | €5,333 | Coconut Creek | |
| Naas | 17/05/1998 | April Starlight (USA) | A.P.O'Brien | Mdn | 6f | 1 | 8-11 | Woodlands European Breeders Fund M'dn | €4,888 | April Starlight (USA) | ||
| Naas | 17/05/1998 | Alonzo | Charles O'Brien | F | 7f | 3 | 9-2 | 82 | Oldtown Stud Race | €711 | Alonzo | |
| Cork | 16/05/1998 | Fairy Ridge | A.P.O'Brien | Mdn | 1m | 3 | 9-2 | Carey Tool Hire M'dn | €609 | Fairy Ridge | ||
| Cork | 16/05/1998 | Desert Fox (GB) | A.P.O'Brien | F | 1m 4f | 3 | 9-5 | 93 | European Breeders Fund Race | €813 | Desert Fox (GB) | |
| Navan | 13/05/1998 | Star Begonia (GB) | A.P.O'Brien | Mdn | 1m 2f | 2 | 8-11 | 84 | European Breeders Fund Fillies M'dn | €1,511 | Star Begonia (GB) | |
| Navan | 13/05/1998 | Valentine Waltz | A.P.O'Brien | Mdn | 5f | 3 | 8-11 | Balreask European Breeders Fund M'dn | €559 | Valentine Waltz | ||
| Leopardstown | 10/05/1998 | Chateau Royal (USA) | A.P.O'Brien | F | 1m | 2 | 8-11 | 105 | Doyle Berkeley Court Amethyst Stakes (Listed) | Listed | €5,079 | Chateau Royal (USA) |
| Leopardstown | 10/05/1998 | Kitza | A.P.O'Brien | F | 1m | 1 | 8-10 | 95 | Derrinstown Stud 1,000 Guineas Trial (Listed) | Listed | €16,761 | Kitza |
| Leopardstown | 10/05/1998 | Yuan (USA) | A.P.O'Brien | Mdn | 1m 4f | 3 | 9-2 | Doyle London M'dn | €609 | Yuan (USA) | ||
| Leopardstown | 10/05/1998 | Risk Material | A.P.O'Brien | F | 1m 2f | 1 | 8-11 | 109 | Derrinstown Stud Derby Trial Stakes (Group 3) | Group 3 | €33,521 | Risk Material |
| Leopardstown | 10/05/1998 | Blue Lotus | A.P.O'Brien | Mdn | 6f | 6 | 9-1 | Doyle Washington M'dn | Blue Lotus | |||
| Fairyhouse | 09/05/1998 | Fairy Ridge | A.P.O'Brien | Mdn | 1m | 4 | 9-2 | Chestnut M'dn | €381 | Fairy Ridge | ||
| Tipperary | 07/05/1998 | African Skimmer | A.P.O'Brien | F | 5f | 1 | 8-12 | Cashel European Breeders Fund Race | €6,222 | African Skimmer | ||
| Tipperary | 07/05/1998 | Berkeley Square | A.P.O'Brien | Hcp | 1m 1f | 3 | 9-10 | 75 | Gowla 'Breed 'N' Grow' H'cap | €406 | Berkeley Square | |
| Tipperary | 07/05/1998 | Heeremandi | A.P.O'Brien | F | 5f | 5 | 9-0 | 107 | Topaz Sprint Stakes (Listed) | Listed | Heeremandi | |
| Navan | 04/05/1998 | Theatreworld | A.P.O'Brien | F | 1m 6f | 3 | 9-9 | 95 | European Breeders Fund Race | €660 | Theatreworld | |
| Navan | 04/05/1998 | Lightning Star (USA) | A.P.O'Brien | F | 1m 2f | 3 | 9-8 | 87 | European Breeders Fund Race | €660 | Lightning Star (USA) | |
| Gowran Park | 03/05/1998 | Yellow Bells (GB) | A.P.O'Brien | Mdn | 7f | 5 | 8-11 | Sycamore European Breeders Fund M'dn | Yellow Bells (GB) | |||
| Gowran Park | 03/05/1998 | Desert Fox (GB) | A.P.O'Brien | F | 1m 4f | 3 | 9-0 | 93 | Avonmore Waterford Group Classic Trial | €813 | Desert Fox (GB) | |
| Gowran Park | 03/05/1998 | Alonzo | Charles O'Brien | Mdn | 7f | 1 | 8-11 | Copper Beech (C&G) M'dn | €4,444 | Alonzo | ||
| Curragh | 02/05/1998 | Code Of Honour (USA) | A.P.O'Brien | F | 1m 2f | 3 | 9-4 | 97 | Mooresbridge Stakes (Listed) | Listed | €2,539 | Code Of Honour (USA) |
| Curragh | 02/05/1998 | Kincara Palace | A.P.O'Brien | F | 7f | 1 | 9-1 | 100 | Athasi Stakes (Listed) | Listed | €16,761 | Kincara Palace |
| Curragh | 02/05/1998 | Star Begonia (GB) | A.P.O'Brien | Hcp | 1m 2f | 2 | 9-4 | 81 | Newbridge H'cap | €1,727 | Star Begonia (GB) | |
| Curragh | 02/05/1998 | Chateau Royal (USA) | A.P.O'Brien | F | 7f | 2 | 8-8 | 105 | Tetrarch Stakes (Group 3) | Group 3 | €7,618 | Chateau Royal (USA) |
| Curragh | 02/05/1998 | Rainbow Amethyst | A.P.O'Brien | Mdn | 5f | 3 | 8-11 | Lilywhites European Breeders Fund M'dn | €711 | Rainbow Amethyst | ||
| Curragh | 02/05/1998 | Mattiocco | A.P.O'Brien | Mdn | 1m | 4 | 8-12 | Curragh Equine Ground Care M'dn | €381 | Mattiocco | ||
| Cork | 26/04/1998 | Desert Fox (GB) | A.P.O'Brien | Mdn | 1m 1f | 1 | 9-2 | 96 | Ford M'dn | €5,333 | Desert Fox (GB) | |
| Cork | 26/04/1998 | Valentine Waltz | A.P.O'Brien | Mdn | 5f | 4 | 8-11 | European Breeders Fund M'dn | €444 | Valentine Waltz | ||
| Navan | 25/04/1998 | Bianconi (USA) | A.P.O'Brien | Mdn | 5f 182yds | 1 | 9-2 | Duleek M'dn | €5,333 | Bianconi (USA) | ||
| Clonmel | 23/04/1998 | Spokesman (GB) | C.Roche | Mdn | 2m | 2 | 9-2 | Templemore M'dn | €702 | Spokesman (GB) | ||
| Leopardstown | 19/04/1998 | Risk Material | A.P.O'Brien | F | 1m 2f | 2 | 9-0 | 109 | Telecom Eireann Ballysax Stakes (Listed) | Listed | €5,079 | Risk Material |
| Leopardstown | 19/04/1998 | Kitza | A.P.O'Brien | F | 7f | 2 | 8-12 | 91 | Rover Ireland 1,000 Guineas Trial Stakes (Listed) | Listed | €5,079 | Kitza |
| Leopardstown | 19/04/1998 | Coralita | A.P.O'Brien | Mdn | 5f | 4 | 8-11 | Cable & Wireless E.B.F. M'dn | €635 | Coralita | ||
| Leopardstown | 19/04/1998 | Desert Fox (GB) | A.P.O'Brien | Mdn | 1m 2f | 3 | 9-2 | 99 | Tesco Ireland M'dn | €762 | Desert Fox (GB) | |
| Leopardstown | 19/04/1998 | Chateau Royal (USA) | A.P.O'Brien | F | 1m | 2 | 8-12 | 107 | Barclays Bank 2,000 Guineas Trial Stakes (Listed) | Listed | €5,079 | Chateau Royal (USA) |
| Listowel | 18/04/1998 | Theatreworld | A.P.O'Brien | F | 1m 4f | 4 | 9-13 | 95 | Dawn Pure Orange Juice Race | €635 | Theatreworld | |
| Listowel | 18/04/1998 | Mystery Dream | A.P.O'Brien | Mdn | 1m 4f | 8 | 8-11 | Kerry Maid M'dn | Mystery Dream | |||
| Cork | 13/04/1998 | Yellow Bells (GB) | A.P.O'Brien | Mdn | 1m | 3 | 8-11 | Barrys Cash & Carry & Hollystown G.C.Mdn | €559 | Yellow Bells (GB) | ||
| Cork | 13/04/1998 | Royal Tern | A.P.O'Brien | Mdn | 5f | 1 | 9-2 | Barrys Fruit E.B.F. M'dn | €7,111 | Royal Tern | ||
| Cork | 12/04/1998 | Family Crest | A.P.O'Brien | F | 6f | 3 | 9-1 | Michael Lynch Plant Hire Race | €813 | Family Crest | ||
| Cork | 12/04/1998 | Alleged Aggressor (USA) | A.P.O'Brien | Hcp | 1m | 4 | 9-2 | 85 | Dairygold H'cap | €508 | Alleged Aggressor (USA) | |
| Cork | 12/04/1998 | Spokesman (GB) | C.Roche | Mdn | 1m 4f | 4 | 9-2 | Dairygold M'dn | €317 | Spokesman (GB) | ||
| Naas | 11/04/1998 | Coconut Creek | A.P.O'Brien | Mdn | 6f | 6 | 9-2 | 89 | Kilcullen M'dn | Coconut Creek | ||
| Curragh | 05/04/1998 | Shahtoush | A.P.O'Brien | F | 1m | 1 | 8-10 | 108 | Peter Byrne E.B.F. April Fillies Race | €10,666 | Shahtoush | |
| Curragh | 05/04/1998 | Star Begonia (GB) | A.P.O'Brien | Mdn | 1m 2f | 3 | 8-11 | Hotel Keadeen M'dn | €609 | Star Begonia (GB) | ||
| Curragh | 05/04/1998 | Burden Of Proof | Charles O'Brien | F | 7f | 4 | 9-10 | 115 | Castlemartin/La Louviere Studs Gladness (Group 3) | Group 3 | €1,524 | Burden Of Proof |
| Tipperary | 02/04/1998 | Festival Song (USA) | A.P.O'Brien | Mdn | 5f | 4 | 8-11 | 92 | Horse and Jockey M'dn | €254 | Festival Song (USA) | |
| Tipperary | 02/04/1998 | Berkeley Square | A.P.O'Brien | Mdn | 1m 1f | 6 | 9-2 | 75 | Roscrea M'dn | Berkeley Square | ||
| Tipperary | 02/04/1998 | Gamine | A.P.O'Brien | Hcp | 7f | 6 | 9-0 | 75 | Glen H'cap | Gamine | ||
| Curragh | 29/03/1998 | Dr Massini | A.P.O'Brien | Hcp | 1m | 8 | 9-10 | 109 | Go Racing In Kildare Irish Lincolnshire | Dr Massini | ||
| Curragh | 29/03/1998 | Royal Tern | A.P.O'Brien | Mdn | 5f | 2 | 9-2 | First Flyer European Breeders Fund M'dn | €1,511 | Royal Tern | ||
| Curragh | 29/03/1998 | Lightning Star (USA) | A.P.O'Brien | Hcp | 1m 1f | 7 | 9-10 | 87 | French Furze H'cap | Lightning Star (USA) | ||
| Curragh | 29/03/1998 | Desert Fox (GB) | A.P.O'Brien | Mdn | 1m | 5 | 9-2 | 99 | Maddenstown M'dn | Desert Fox (GB) | ||
| Curragh | 29/03/1998 | Family Crest | A.P.O'Brien | F | 7f | 6 | 9-1 | Loughbrown Race | Family Crest | |||
| Curragh | 29/03/1998 | Spokesman (GB) | C.Roche | F | 2m | 3 | 10-0 | Fox Covert Race | €609 | Spokesman (GB) |