Skip to:

Trainer Comparison

Statistics by Year:
Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 8 10 1.25 3 0 0 30% 30% $2,861,000 $286,100 $357,625 3 3

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 4 19 4.75 1 3 3 5.26% 36.84% $16,500 $868 $4,125 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 11 12 1.09 4 2 1 33.33% 58.33% $4,252,500 $354,375 $386,591 4 4

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 2 5 2.5 0 0 0 0% 0% $2,963 $593 $1,482 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 9 13 1.44 3 1 2 23.08% 46.15% $3,253,500 $250,269 $361,500 3 3

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 3 15 5 0 1 3 0% 26.67% $6,443 $430 $2,148 0 0
Gerardo Quiroz 2 3 1.5 0 0 0 0% 0% $540 $180 $270 0 0
Aidan P. O'Brien 11 18 1.64 3 2 1 16.67% 33.33% $2,614,228 $145,235 $237,657 3 3

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 5 27 5.4 1 0 2 3.7% 11.11% $11,910 $441 $2,382 0 0
Gerardo Quiroz 9 39 4.33 4 4 6 10.26% 35.9% $81,010 $2,077 $9,001 0 0
Aidan P. O'Brien 12 13 1.08 1 5 1 7.69% 53.85% $3,249,000 $249,923 $270,750 1 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 5 21 4.2 2 6 4 9.52% 57.14% $27,263 $1,298 $5,453 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 21 33 1.57 0 5 4 0% 27.27% $2,857,247 $86,583 $136,059 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 4 27 6.75 4 4 4 14.81% 44.44% $35,528 $1,316 $8,882 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 22 36 1.64 2 2 4 5.56% 22.22% $3,674,400 $102,067 $167,018 2 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 4 23 5.75 1 0 6 4.35% 30.43% $9,142 $397 $2,286 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 25 34 1.36 2 5 4 5.88% 32.35% $3,855,623 $113,401 $154,225 1 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 3 20 6.67 0 1 3 0% 20% $4,636 $232 $1,545 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 18 23 1.28 2 2 3 8.7% 30.43% $4,176,822 $181,601 $232,046 2 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 4 18 4.5 0 0 0 0% 0% $2,420 $134 $605 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 11 12 1.09 3 1 1 25% 41.67% $2,789,003 $232,417 $253,546 3 3

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 4 21 5.25 0 0 0 0% 0% $2,206 $105 $552 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 13 15 1.15 1 2 0 6.67% 20% $1,186,520 $79,101 $91,271 1 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 4 25 6.25 0 1 2 0% 12% $4,688 $188 $1,172 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 11 13 1.18 3 1 1 23.08% 38.46% $6,564,667 $504,974 $596,788 3 3

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 9 56 6.22 4 3 4 7.14% 19.64% $23,125 $413 $2,569 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 14 22 1.57 2 2 2 9.09% 27.27% $4,298,711 $195,396 $307,051 2 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 10 63 6.3 3 4 3 4.76% 15.87% $16,442 $261 $1,644 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 17 25 1.47 7 2 2 28% 44% $5,351,315 $214,053 $314,783 7 7

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 6 33 5.5 2 2 2 6.06% 18.18% $8,852 $268 $1,475 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 6 6 1 1 0 0 16.67% 16.67% $1,219,174 $203,196 $203,196 1 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 9 47 5.22 3 4 4 6.38% 23.4% $20,009 $426 $2,223 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 9 9 1 1 1 0 11.11% 22.22% $406,800 $45,200 $45,200 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 3 29 9.67 0 1 0 0% 3.45% $3,152 $109 $1,051 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 10 10 1 0 4 1 0% 50% $1,838,850 $183,885 $183,885 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 1 11 11 1 1 3 9.09% 45.45% $7,730 $703 $7,730 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 9 9 1 0 2 0 0% 22.22% $891,664 $99,074 $99,074 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 8 11 1.38 1 1 2 9.09% 36.36% $760,796 $69,163 $95,100 1 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 10 17 1.7 2 1 1 11.76% 23.53% $1,911,847 $112,462 $191,185 2 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 11 17 1.55 0 1 6 0% 41.18% $1,409,078 $82,887 $128,098 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 10 15 1.5 2 3 3 13.33% 53.33% $2,528,032 $168,535 $252,803 2 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 12 15 1.25 3 2 2 20% 46.67% $3,307,391 $220,493 $275,616 3 3

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 10 16 1.6 2 2 2 12.5% 37.5% $2,045,375 $127,836 $204,538 2 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 10 13 1.3 2 2 0 15.38% 30.77% $1,850,856 $142,374 $185,086 2 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 5 5 1 0 0 1 0% 20% $81,920 $16,384 $16,384 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Leonard Foxworth 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Gerardo Quiroz 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0