Kansas City Chiefs Single Season Passing Leaders

Ranked by Touchdown Pass Percentage

The following are the Kansas City Chiefs single season passing leaders ranked by touchdown pass percentage. Included are player stats for the Kansas City Chiefs (NFL) from 1970-2020, the Kansas City Chiefs (AFL) from 1963-1969 and the Dallas Texans (AFL) from 1960-1962. Only stats for Regular Season Games have been included. Len Dawson is the Kansas City Chiefs single season leader in touchdown pass percentage with 9.4.

Players active with the Kansas City Chiefs during the 2019 NFL season are listed in bold.

Leaders based on 224 pass attempts

      Passing
Player Season Team Att Cmp Pct Yds Int TD TD% Rating
  L. Dawson 1962 DalT 310 189 61.0 2,759 17 29 9.36 98.3
  L. Dawson 1966 KC 284 159 56.0 2,527 10 26 9.15 101.7
  P. Mahomes 2018 KC 580 383 66.0 5,097 12 50 8.62 113.8
  L. Dawson 1964 KC 354 199 56.2 2,879 18 30 8.47 89.9
  L. Dawson 1968 KC 224 131 58.5 2,109 9 17 7.59 98.6
  L. Dawson 1963 KC 352 190 54.0 2,389 19 26 7.39 77.5
  L. Dawson 1965 KC 305 163 53.4 2,262 14 21 6.88 81.3
  L. Dawson 1967 KC 357 206 57.7 2,651 17 24 6.72 83.7
  M. Cassel 2010 KC 450 262 58.2 3,116 7 27 6.00 93.0
  T. Green 2002 KC 470 287 61.1 3,690 13 26 5.53 92.6
  B. Kenney 1987 KC 273 154 56.4 2,107 9 15 5.50 85.8
  P. Mahomes 2019 KC 484 319 65.9 4,031 5 26 5.37 105.3
  B. Kenney 1984 KC 282 151 53.5 2,098 10 15 5.32 80.7
  S. DeBerg 1990 KC 444 258 58.1 3,444 4 23 5.18 96.3
  C. Davidson 1961 DalT 330 151 45.8 2,445 23 17 5.15 59.2
  A. Smith 2017 KC 505 341 67.5 4,042 5 26 5.15 104.7
  E. Grbac 2000 KC 547 326 59.6 4,169 14 28 5.12 89.9
  B. Kenney 1985 KC 338 181 53.6 2,536 9 17 5.03 83.6
  L. Dawson 1971 KC 301 167 55.5 2,504 13 15 4.98 81.6
  L. Dawson 1970 KC 262 141 53.8 1,876 14 13 4.96 71.0
  T. Green 2004 KC 556 369 66.4 4,591 17 27 4.86 95.2
  T. Green 2003 KC 523 330 63.1 4,039 12 24 4.59 92.6
  A. Smith 2013 KC 508 308 60.6 3,313 7 23 4.53 89.1
  D. Huard 2006 KC 244 148 60.7 1,878 1 11 4.51 98.0
  E. Grbac 1999 KC 499 294 58.9 3,389 15 22 4.41 81.7
  J. Montana 1993 KC 298 181 60.7 2,144 7 13 4.36 87.4
  T. Thigpen 2008 KC 420 230 54.8 2,608 12 18 4.29 76.0
  L. Dawson 1972 KC 305 175 57.4 1,835 12 13 4.26 72.8
  A. Smith 2015 KC 470 307 65.3 3,486 7 20 4.25 95.4
  B. Kenney 1986 KC 308 161 52.3 1,922 11 13 4.22 70.8
  S. Bono 1995 KC 520 293 56.3 3,121 10 21 4.04 79.5
  B. Kenney 1983 KC 603 346 57.4 4,348 18 24 3.98 80.8
  C. Davidson 1960 DalT 379 179 47.2 2,474 16 15 3.96 64.2
  S. DeBerg 1991 KC 434 256 59.0 2,965 14 17 3.92 79.3
  A. Smith 2014 KC 464 303 65.3 3,265 6 18 3.88 93.4
  S. DeBerg 1988 KC 414 224 54.1 2,935 16 16 3.87 73.5
  M. Cassel 2011 KC 269 160 59.5 1,713 9 10 3.72 76.6
  D. Krieg 1992 KC 413 230 55.7 3,115 12 15 3.63 79.9
  M. Livingston 1976 KC 338 189 55.9 2,682 13 12 3.55 77.6
  E. Grbac 1997 KC 314 179 57.0 1,943 6 11 3.50 79.1
  S. DeBerg 1989 KC 324 196 60.5 2,529 16 11 3.40 75.8
  T. Green 2005 KC 507 317 62.5 4,014 10 17 3.35 90.1
  D. Huard 2007 KC 332 206 62.0 2,257 13 11 3.31 76.8
  B. Kenney 1981 KC 274 147 53.6 1,983 16 9 3.29 63.6
  T. Green 2001 KC 523 296 56.6 3,783 24 17 3.25 71.1
  M. Cassel 2009 KC 493 271 55.0 2,924 16 16 3.25 69.9
  J. Montana 1994 KC 493 299 60.6 3,283 9 16 3.25 83.6
  M. Livingston 1977 KC 282 143 50.7 1,823 15 9 3.19 59.8
  S. Fuller 1980 KC 320 193 60.3 2,250 12 10 3.12 76.4
  A. Smith 2016 KC 489 328 67.1 3,502 8 15 3.07 91.2