Before 2000, Steve Young had the highest completion percentage - interceptions per hundred attempts when throwing 1,500+ pass attempts, with 61.7.
Interpreted as:
highest career completion percentage minus interception percentage by a player at least 1500 passing attempts before 2000| NAME | PCT-INT% | ATT | PCT | INT% | GP | CMP | YDS | AVG | YDS/G | TD | INT | RTG | TD% | SCK | SCKY | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | S. Young | 61.7 | 4,149 | 64.3 | 2.6 | 169 | 2,667 | 33,124 | 8.0 | 196.0 | 232 | 107 | 96.8 | 5.6 | 358 | 2,055 |
| 2 |  | J. Montana | 60.66 | 5,391 | 63.2 | 2.6 | 192 | 3,409 | 40,551 | 7.5 | 211.2 | 273 | 139 | 92.3 | 5.1 | 313 | 2,095 |
| 3 |  | T. Aikman | 58.72 | 4,453 | 61.6 | 2.9 | 154 | 2,742 | 31,310 | 7.0 | 203.3 | 158 | 127 | 82.6 | 3.5 | 246 | 1,657 |
| 4 |  | B. Favre | 57.87 | 4,351 | 61.1 | 3.2 | 129 | 2,659 | 30,894 | 7.1 | 239.5 | 235 | 141 | 87.1 | 5.4 | 267 | 1,686 |
| 5 |  | M. Brunell | 57.64 | 2,160 | 60.0 | 2.4 | 73 | 1,297 | 15,572 | 7.2 | 213.3 | 86 | 52 | 85.4 | 4.0 | 181 | 1,046 |
| 6 | | B. Kosar | 56.67 | 3,365 | 59.3 | 2.6 | 126 | 1,994 | 23,301 | 6.9 | 184.9 | 124 | 87 | 81.8 | 3.7 | 273 | 1,660 |
| 7 |  | J. Kelly | 56.48 | 4,779 | 60.1 | 3.7 | 160 | 2,874 | 35,467 | 7.4 | 221.7 | 237 | 175 | 84.4 | 5.0 | 323 | 2,427 |
| 8 |  | D. Marino | 56.41 | 8,358 | 59.4 | 3.0 | 242 | 4,967 | 61,361 | 7.3 | 253.6 | 420 | 252 | 86.4 | 5.0 | 270 | 1,930 |
| 9 | | K. O'Brien | 55.86 | 3,602 | 58.6 | 2.7 | 129 | 2,110 | 25,094 | 7.0 | 194.5 | 128 | 98 | 80.4 | 3.6 | 353 | 2,654 |
| 10 | | J. Harbaugh | 55.84 | 3,716 | 58.7 | 2.9 | 170 | 2,182 | 24,872 | 6.7 | 146.3 | 121 | 107 | 77.8 | 3.3 | 347 | 2,036 |
| 11 | | N. O'Donnell | 55.74 | 3,057 | 57.8 | 2.0 | 108 | 1,766 | 20,408 | 6.7 | 189.0 | 114 | 62 | 82.0 | 3.7 | 250 | 1,825 |
| 12 | | K. Anderson | 55.73 | 4,475 | 59.3 | 3.6 | 192 | 2,654 | 32,838 | 7.3 | 171.0 | 197 | 160 | 81.9 | 4.4 | 398 | 2,875 |
| 13 | | D. White | 55.22 | 2,950 | 59.7 | 4.5 | 166 | 1,761 | 21,959 | 7.4 | 132.3 | 155 | 132 | 81.7 | 5.3 | 241 | 2,083 |
| 14 | | J. George | 55.16 | 3,731 | 57.9 | 2.8 | 123 | 2,162 | 26,045 | 7.0 | 211.7 | 147 | 104 | 81.0 | 3.9 | 340 | 2,559 |
| 15 |  | W. Moon | 55.1 | 6,789 | 58.5 | 3.4 | 206 | 3,973 | 49,117 | 7.2 | 238.4 | 290 | 232 | 81.0 | 4.3 | 453 | 3,369 |
| 16 | | J. Hostetler | 55 | 2,338 | 58.0 | 3.0 | 152 | 1,357 | 16,430 | 7.0 | 108.1 | 94 | 71 | 80.5 | 4.0 | 207 | 1,159 |
| 17 | | T. Eason | 54.99 | 1,564 | 58.2 | 3.3 | 90 | 911 | 11,142 | 7.1 | 123.8 | 61 | 51 | 79.7 | 3.9 | 177 | 1,350 |
| 18 | | B. Hebert | 54.95 | 3,121 | 58.9 | 4.0 | 118 | 1,839 | 21,683 | 6.9 | 183.8 | 135 | 124 | 78.0 | 4.3 | 178 | 1,255 |
| 19 | | N. Lomax | 54.77 | 3,153 | 57.6 | 2.9 | 108 | 1,817 | 22,771 | 7.2 | 210.8 | 136 | 90 | 82.7 | 4.3 | 362 | 2,700 |
| 20 | | D. Krieg | 54.72 | 5,311 | 58.5 | 3.7 | 213 | 3,105 | 38,147 | 7.2 | 179.1 | 261 | 199 | 81.5 | 4.9 | 494 | 3,794 |
| 21 |  | D. Fouts | 54.51 | 5,604 | 58.8 | 4.3 | 181 | 3,297 | 43,040 | 7.7 | 237.8 | 254 | 242 | 80.2 | 4.5 | 319 | 2,304 |
| 22 | | J. McMahon | 54.49 | 2,573 | 58.0 | 3.5 | 119 | 1,492 | 18,148 | 7.1 | 152.5 | 100 | 90 | 78.2 | 3.9 | 226 | 1,344 |
| 23 | | R. Gannon | 54.38 | 2,273 | 57.4 | 3.0 | 99 | 1,304 | 14,998 | 6.6 | 151.5 | 90 | 68 | 78.1 | 4.0 | 189 | 1,089 |
| 24 | | J. Everett | 54.15 | 4,923 | 57.7 | 3.6 | 158 | 2,841 | 34,837 | 7.1 | 220.5 | 203 | 175 | 78.6 | 4.1 | 257 | 1,885 |
| 25 | | C. Chandler | 54.15 | 2,894 | 57.6 | 3.5 | 130 | 1,668 | 20,865 | 7.2 | 160.5 | 135 | 101 | 81.2 | 4.7 | 255 | 1,779 |
StatMuse has season-level data for completion percentage, interceptions per hundred attempts, and passing attempts going back to the 1932 season.
More 49ers Stats
Team Leaders 
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2,151
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RUSH YDS/G
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PASS YDS/G
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