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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 $22,028
Gerald E. Marr 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Martin L. Rouck 1 1 1 0 0 1 0% 100% $3,250 $3,250 $3,250 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 $22,028
Gerald E. Marr 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Martin L. Rouck 3 9 3 1 0 1 11.11% 22.22% $18,508 $2,056 $6,169 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 $22,028
Gerald E. Marr 1 1 1 0 1 0 0% 100% $5,000 $5,000 $5,000 0 0
Martin L. Rouck 4 11 2.75 3 2 0 27.27% 45.45% $40,527 $3,684 $10,132 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 $22,028
Gerald E. Marr 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Martin L. Rouck 4 11 2.75 3 3 1 27.27% 63.64% $66,466 $6,042 $16,617 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 $22,028
Gerald E. Marr 1 1 1 0 0 0 0% 0% $348 $348 $348 0 0
Martin L. Rouck 1 7 7 0 1 2 0% 42.86% $16,320 $2,331 $16,320 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 $22,028
Gerald E. Marr 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Martin L. Rouck 4 4 1 0 0 0 0% 0% $2,733 $683 $683 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 $22,028
Gerald E. Marr 8 18 2.25 1 2 3 5.56% 33.33% $17,975 $999 $2,247 0 0
Martin L. Rouck 4 18 4.5 1 2 0 5.56% 16.67% $29,083 $1,616 $7,271 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 $22,028
Gerald E. Marr 21 132 6.29 4 9 12 3.03% 18.94% $162,694 $1,233 $7,747 0 0
Martin L. Rouck 5 13 2.6 2 1 0 15.38% 23.08% $40,338 $3,103 $8,068 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 $22,028
Gerald E. Marr 20 144 7.2 11 13 13 7.64% 25.69% $150,151 $1,043 $7,508 0 0
Martin L. Rouck 7 20 2.86 1 8 1 5% 50% $57,569 $2,878 $8,224 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 $22,028
Gerald E. Marr 20 133 6.65 15 11 17 11.28% 32.33% $176,132 $1,324 $8,807 0 0
Martin L. Rouck 5 14 2.8 1 2 1 7.14% 28.57% $42,853 $3,061 $8,571 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 $22,028
Gerald E. Marr 21 135 6.43 13 21 18 9.63% 38.52% $207,464 $1,537 $9,879 0 0
Martin L. Rouck 10 37 3.7 7 8 4 18.92% 51.35% $117,988 $3,189 $11,799 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 $22,028
Gerald E. Marr 23 144 6.26 10 18 20 6.94% 33.33% $195,176 $1,355 $8,486 0 0
Martin L. Rouck 10 49 4.9 5 0 5 10.2% 20.41% $62,259 $1,271 $6,226 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 $22,028
Gerald E. Marr 31 167 5.39 12 18 18 7.19% 28.74% $229,047 $1,372 $7,389 0 0
Martin L. Rouck 11 38 3.45 4 6 6 10.53% 42.11% $93,135 $2,451 $8,467 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 $22,028
Gerald E. Marr 29 156 5.38 7 12 18 4.49% 23.72% $150,909 $967 $5,204 0 0
Martin L. Rouck 10 54 5.4 6 6 9 11.11% 38.89% $125,726 $2,328 $12,573 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 $22,028
Gerald E. Marr 26 161 6.19 16 19 15 9.94% 31.06% $292,628 $1,818 $11,255 0 1
Martin L. Rouck 13 75 5.77 7 13 8 9.33% 37.33% $136,699 $1,823 $10,515 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 $22,028
Gerald E. Marr 20 134 6.7 11 14 11 8.21% 26.87% $146,397 $1,093 $7,320 0 0
Martin L. Rouck 10 51 5.1 8 7 6 15.69% 41.18% $123,753 $2,427 $12,375 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 $22,028
Gerald E. Marr 21 127 6.05 10 8 12 7.87% 23.62% $119,393 $940 $5,685 0 0
Martin L. Rouck 14 59 4.21 3 9 5 5.08% 28.81% $68,428 $1,160 $4,888 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 $22,028
Gerald E. Marr 30 164 5.47 12 12 14 7.32% 23.17% $168,032 $1,025 $5,601 0 0
Martin L. Rouck 10 57 5.7 13 6 4 22.81% 40.35% $128,781 $2,259 $12,878 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 $22,028
Gerald E. Marr 30 195 6.5 15 18 17 7.69% 25.64% $285,408 $1,464 $9,514 0 0
Martin L. Rouck 10 70 7 12 8 7 17.14% 38.57% $100,339 $1,433 $10,034 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 $22,028
Gerald E. Marr 30 179 5.97 20 20 20 11.17% 33.52% $293,501 $1,640 $9,783 0 0
Martin L. Rouck 15 57 3.8 8 8 5 14.04% 36.84% $79,533 $1,395 $5,302 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 $22,028
Gerald E. Marr 29 112 3.86 12 8 14 10.71% 30.36% $199,900 $1,785 $6,893 0 0
Martin L. Rouck 15 66 4.4 11 11 7 16.67% 43.94% $190,825 $2,891 $12,722 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 $22,028
Gerald E. Marr 29 150 5.17 14 20 21 9.33% 36.67% $312,652 $2,084 $10,781 0 1
Martin L. Rouck 12 43 3.58 4 9 5 9.3% 41.86% $161,920 $3,766 $13,493 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 $22,028
Gerald E. Marr 24 113 4.71 13 15 17 11.5% 39.82% $247,258 $2,188 $10,302 0 1
Martin L. Rouck 9 45 5 9 5 3 20% 37.78% $161,118 $3,580 $17,902 0 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,028
Gerald E. Marr 27 110 4.07 8 9 12 7.27% 26.36% $137,475 $1,250 $5,092 0 0
Martin L. Rouck 10 43 4.3 4 5 2 9.3% 25.58% $84,057 $1,955 $8,406 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 $22,028
Gerald E. Marr 22 154 7 15 12 16 9.74% 27.92% $144,482 $938 $6,567 0 0
Martin L. Rouck 8 51 6.38 17 9 6 33.33% 62.75% $271,861 $5,331 $33,983 0 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,028
Gerald E. Marr 25 146 5.84 16 18 13 10.96% 32.19% $148,696 $1,018 $5,948 0 0
Martin L. Rouck 8 36 4.5 6 6 5 16.67% 47.22% $98,748 $2,743 $12,344 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 $22,028
Gerald E. Marr 25 107 4.28 8 11 17 7.48% 33.64% $100,099 $936 $4,004 0 0
Martin L. Rouck 7 39 5.57 5 7 2 12.82% 35.9% $113,444 $2,909 $16,206 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 $22,028
Gerald E. Marr 20 84 4.2 11 10 8 13.1% 34.52% $57,394 $683 $2,870 0 0
Martin L. Rouck 9 42 4.67 8 6 3 19.05% 40.48% $88,995 $2,119 $9,888 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 $22,028
Gerald E. Marr 15 79 5.27 9 7 10 11.39% 32.91% $28,684 $363 $1,912 0 0
Martin L. Rouck 10 35 3.5 1 5 4 2.86% 28.57% $55,947 $1,598 $5,595 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 $22,028
Gerald E. Marr 17 84 4.94 7 11 12 8.33% 35.71% $64,873 $772 $3,816 0 1
Martin L. Rouck 8 34 4.25 3 4 3 8.82% 29.41% $41,339 $1,216 $5,167 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 $22,028
Gerald E. Marr 14 87 6.21 12 9 12 13.79% 37.93% $55,444 $637 $3,960 0 0
Martin L. Rouck 5 26 5.2 4 3 9 15.38% 61.54% $58,907 $2,266 $11,781 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 $22,028
Gerald E. Marr 18 135 7.5 18 23 20 13.33% 45.19% $90,417 $670 $5,023 0 0
Martin L. Rouck 6 34 5.67 3 4 4 8.82% 32.35% $34,676 $1,020 $5,779 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 $22,028
Gerald E. Marr 17 162 9.53 21 20 28 12.96% 42.59% $59,687 $368 $3,511 0 0
Martin L. Rouck 7 27 3.86 1 0 3 3.7% 14.81% $8,443 $313 $1,206 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 $22,028
Gerald E. Marr 26 149 5.73 13 19 14 8.72% 30.87% $32,821 $220 $1,262 0 0
Martin L. Rouck 1 13 13 0 0 1 0% 7.69% $1,058 $81 $1,058 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 $22,028
Gerald E. Marr 29 240 8.28 26 27 32 10.83% 35.42% $65,189 $272 $2,248 0 0
Martin L. Rouck 5 15 3 1 1 3 6.67% 33.33% $2,936 $196 $587 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 $22,028
Gerald E. Marr 29 255 8.79 35 36 30 13.73% 39.61% $97,400 $382 $3,359 0 0
Martin L. Rouck 8 67 8.38 4 8 8 5.97% 29.85% $17,303 $258 $2,163 0 0