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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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 4 8 2 0 1 0 0% 12.5% $9,174 $1,147 $2,294 0 0
Gerald E. Marr 2 3 1.5 0 0 0 0% 0% $2,545 $848 $1,273 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 13 46 3.54 2 3 4 4.35% 19.57% $161,673 $3,515 $12,436 0 0
Gerald E. Marr 1 1 1 0 1 0 0% 100% $5,000 $5,000 $5,000 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 13 38 2.92 1 5 3 2.63% 23.68% $166,309 $4,377 $12,793 0 0
Gerald E. Marr 1 1 1 0 0 0 0% 0% $348 $348 $348 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 5 19 3.8 2 2 3 10.53% 36.84% $83,310 $4,385 $16,662 0 0
Gerald E. Marr 8 18 2.25 1 2 3 5.56% 33.33% $17,975 $999 $2,247 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 5 7 1.4 0 1 0 0% 14.29% $20,033 $2,862 $4,007 0 0
Gerald E. Marr 21 132 6.29 4 9 12 3.03% 18.94% $162,694 $1,233 $7,747 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 3 10 3.33 0 1 1 0% 20% $20,053 $2,005 $6,684 0 0
Gerald E. Marr 20 144 7.2 11 13 13 7.64% 25.69% $150,151 $1,043 $7,508 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 6 17 2.83 0 1 0 0% 5.88% $7,942 $467 $1,324 0 0
Gerald E. Marr 20 133 6.65 15 11 17 11.28% 32.33% $176,132 $1,324 $8,807 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 6 16 2.67 0 0 4 0% 25% $6,863 $429 $1,144 0 0
Gerald E. Marr 21 135 6.43 13 21 18 9.63% 38.52% $207,464 $1,537 $9,879 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 2 8 4 0 1 2 0% 37.5% $10,200 $1,275 $5,100 0 0
Gerald E. Marr 23 144 6.26 10 18 20 6.94% 33.33% $195,176 $1,355 $8,486 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 3 10 3.33 0 1 0 0% 10% $15,644 $1,564 $5,215 0 0
Gerald E. Marr 31 167 5.39 12 18 18 7.19% 28.74% $229,047 $1,372 $7,389 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 3 6 2 0 0 1 0% 16.67% $4,508 $751 $1,503 0 0
Gerald E. Marr 29 156 5.38 7 12 18 4.49% 23.72% $150,909 $967 $5,204 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 4 8 2 0 0 0 0% 0% $1,876 $235 $469 0 0
Gerald E. Marr 26 161 6.19 16 19 15 9.94% 31.06% $292,628 $1,818 $11,255 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 3 12 4 2 2 1 16.67% 41.67% $36,865 $3,072 $12,288 0 0
Gerald E. Marr 20 134 6.7 11 14 11 8.21% 26.87% $146,397 $1,093 $7,320 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 14 43 3.07 4 2 7 9.3% 30.23% $48,591 $1,130 $3,471 0 0
Gerald E. Marr 21 127 6.05 10 8 12 7.87% 23.62% $119,393 $940 $5,685 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 8 45 5.63 4 6 6 8.89% 35.56% $52,617 $1,169 $6,577 0 0
Gerald E. Marr 30 164 5.47 12 12 14 7.32% 23.17% $168,032 $1,025 $5,601 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 12 43 3.58 2 2 3 4.65% 16.28% $36,142 $841 $3,012 0 0
Gerald E. Marr 30 195 6.5 15 18 17 7.69% 25.64% $285,408 $1,464 $9,514 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 11 60 5.45 7 9 10 11.67% 43.33% $110,545 $1,842 $10,050 0 0
Gerald E. Marr 30 179 5.97 20 20 20 11.17% 33.52% $293,501 $1,640 $9,783 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 28 114 4.07 18 10 12 15.79% 35.09% $301,436 $2,644 $10,766 0 1
Gerald E. Marr 29 112 3.86 12 8 14 10.71% 30.36% $199,900 $1,785 $6,893 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 27 104 3.85 12 10 12 11.54% 32.69% $202,755 $1,950 $7,509 0 0
Gerald E. Marr 29 150 5.17 14 20 21 9.33% 36.67% $312,652 $2,084 $10,781 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 20 96 4.8 20 17 11 20.83% 50% $244,342 $2,545 $12,217 0 0
Gerald E. Marr 24 113 4.71 13 15 17 11.5% 39.82% $247,258 $2,188 $10,302 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 21 98 4.67 16 14 8 16.33% 38.78% $172,245 $1,758 $8,202 0 0
Gerald E. Marr 27 110 4.07 8 9 12 7.27% 26.36% $137,475 $1,250 $5,092 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 29 74 2.55 5 8 11 6.76% 32.43% $99,300 $1,342 $3,424 0 0
Gerald E. Marr 22 154 7 15 12 16 9.74% 27.92% $144,482 $938 $6,567 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 26 95 3.65 8 8 15 8.42% 32.63% $230,452 $2,426 $8,864 0 0
Gerald E. Marr 25 146 5.84 16 18 13 10.96% 32.19% $148,696 $1,018 $5,948 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 15 95 6.33 13 9 11 13.68% 34.74% $440,835 $4,640 $29,389 0 3
Gerald E. Marr 25 107 4.28 8 11 17 7.48% 33.64% $100,099 $936 $4,004 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 22 111 5.05 13 12 9 11.71% 30.63% $429,005 $3,865 $19,500 0 3
Gerald E. Marr 20 84 4.2 11 10 8 13.1% 34.52% $57,394 $683 $2,870 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 20 84 4.2 17 17 8 20.24% 50% $574,968 $6,845 $28,748 0 2
Gerald E. Marr 15 79 5.27 9 7 10 11.39% 32.91% $28,684 $363 $1,912 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 23 90 3.91 10 13 15 11.11% 42.22% $186,872 $2,076 $8,125 0 0
Gerald E. Marr 17 84 4.94 7 11 12 8.33% 35.71% $64,873 $772 $3,816 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 20 79 3.95 7 7 9 8.86% 29.11% $184,775 $2,339 $9,239 0 0
Gerald E. Marr 14 87 6.21 12 9 12 13.79% 37.93% $55,444 $637 $3,960 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 16 85 5.31 12 13 20 14.12% 52.94% $257,821 $3,033 $16,114 0 0
Gerald E. Marr 18 135 7.5 18 23 20 13.33% 45.19% $90,417 $670 $5,023 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 17 107 6.29 13 16 14 12.15% 40.19% $231,996 $2,168 $13,647 0 0
Gerald E. Marr 17 162 9.53 21 20 28 12.96% 42.59% $59,687 $368 $3,511 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 15 88 5.87 13 14 5 14.77% 36.36% $276,967 $3,147 $18,464 0 2
Gerald E. Marr 26 149 5.73 13 19 14 8.72% 30.87% $32,821 $220 $1,262 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 19 101 5.32 6 15 19 5.94% 39.6% $88,670 $878 $4,667 0 0
Gerald E. Marr 29 240 8.28 26 27 32 10.83% 35.42% $65,189 $272 $2,248 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Terry J. Brennan 20 97 4.85 6 11 3 6.19% 20.62% $91,642 $945 $4,582 0 1
Gerald E. Marr 29 255 8.79 35 36 30 13.73% 39.61% $97,400 $382 $3,359 0 0