WAYNE, Illinois, Aug. 24, 2025–Quinn Iverson and the 10-year-old Gremlin won the Grand Prix Sunday to capture the U.S. national Developing Grand Prix Championship.
Quinn and the Oldenburg gelding scored 71.203% for the victory after winning preliminary Intermediaire II on 70.098% to clinch the title.
Quinn of Wellington, Florida and Gremlin, owned by Billie Davidson, have competed for more than five years with success in Small and Medium Tours.
Kelly Layne, also based in Wellington and formerly rode for Australia, on Living Diamond, 10-year-old Hanoverian gelding, is reserve champion after placing second on 68.431% in the Int. II and third on 67.638% in. the Grand Prix.
Dawn White-O’Connor on Leon placed third overall after runner-up on 68.009% in the Grand Prix final.
Results:
| Rank | Competitor | Score | E | C | M |
|---|---|---|---|---|---|
| 1. |
Quinn Iverson (USA)
Gremlin 41
|
71.203% | 71.527 | 71.666 | 70.416 |
| 2. |
Dawn White-O’Connor (USA)
Leon
|
68.009% | 67.222 | 69.027 | 67.777 |
| 3. |
Kelly Layne (USA)
Living Diamond
|
67.638% | 67.777 | 67.083 | 68.055 |
| 4. |
Jaclyn Pepper-Millard (USA)
Limited Edition
|
67.500% | 69.861 | 67.083 | 65.555 |
| 5. |
Lauren Chumley (USA)
Leeloo Dallas
|
65.694% | 62.916 | 67.083 | 67.083 |
| 6. |
Sarah Mason-Beaty (USA)
Kanjer TC
|
65.509% | 65.416 | 65.138 | 65.972 |
| 7. |
Stacey Hastings (USA)
Estatan LHE
|
64.953% | 62.916 | 65.694 | 66.250 |
| 8. |
Michael Bragdell (USA)
Louisville HTF
|
64.722% | 64.166 | 66.111 | 63.888 |
| 9. |
Marta Renilla (USA)
Olympic Star
|
60.787% | 60.833 | 61.111 | 60.416 |
| 10. |
Lauren Chumley (USA)
Maestre
|
60.416% | 61.527 | 59.861 | 59.861 |
 Find details on Equestrian Hub |
