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Kansas City Chiefs Completions Leaders

Career totals with the Chiefs and the best single seasons in club history. Includes the 2026 season through October 19: these records are rebuilt every night, so a mark set yesterday is here this morning. Includes the club's AFL seasons (1960-1969), which the NFL's record book counts. Dallas Texans 1960-1962.

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Patrick Mahomes holds the Chiefs career record with 3,198 completions. The single-season record is 436, by Patrick Mahomes in 2021.

YDS TD RTG Y/A CMP% Y/G CMP ATT 1D TD% INT INT% SK

All-time Chiefs leaders

Career totals with the club
# Player With the club CMP G
1 Patrick Mahomes Patrick Mahomes 2017–2026 3,198 131
2 Len Dawson Len Dawson 1962–1975 2,115 183
3 Trent Green Trent Green 2001–2006 1,720 88
4 Alex Smith Alex Smith 2013–2017 1,587 76
5 Bill Kenney Bill Kenney 1980–1988 1,330 106
6 Steve DeBerg Steve DeBerg 1988–1991 934 57
7 Mike Livingston Mike Livingston 1968–1979 912 91
8 Elvis Grbac Elvis Grbac 1997–2000 877 48
9 Matt Cassel Matt Cassel 2009–2012 855 48
10 Steve Bono Steve Bono 1994–1996 594 37
11 Joe Montana Joe Montana 1993–1994 480 25
12 Steve Fuller 1979–1982 465 52
13 Damon Huard Damon Huard 2006–2008 404 26
14 Rich Gannon Rich Gannon 1995–1998 365 27
15 Todd Blackledge 1983–1987 364 40
16 Dave Krieg Dave Krieg 1992–1993 335 28
17 Cotton Davidson Cotton Davidson 1960–1962 330 29
18 Tyler Thigpen Tyler Thigpen 2007–2009 232 16
19 Brodie Croyle Brodie Croyle 2006–2010 181 18
20 Tony Adams 1975–1978 163 50
21 Brady Quinn Brady Quinn 2012 112 10
22 Pete Beathard Pete Beathard 1964–1973 110 52
23 Tyler Palko 2010–2011 84 8
24 Eddie Wilson 1962–1964 70 42
25 Kyle Orton Kyle Orton 2011 59 4

Single-season Chiefs records

Best seasons in club history
# Player Season CMP G
1 Patrick Mahomes Patrick Mahomes 2021 436 17
2 Patrick Mahomes Patrick Mahomes 2022 435 17
3 Patrick Mahomes Patrick Mahomes 2023 401 16
4 Patrick Mahomes Patrick Mahomes 2024 392 16
5 Patrick Mahomes Patrick Mahomes 2020 390 15
6 Patrick Mahomes Patrick Mahomes 2018 383 16
7 Trent Green Trent Green 2004 369 16
8 Bill Kenney Bill Kenney 1983 346 16
9 Alex Smith Alex Smith 2017 341 15
10 Trent Green Trent Green 2003 330 16
11 Alex Smith Alex Smith 2016 328 15
12 Patrick Mahomes Patrick Mahomes 2019 319 14
13 Trent Green Trent Green 2005 317 16
14 Patrick Mahomes Patrick Mahomes 2025 315 14
15 Alex Smith Alex Smith 2013 308 15
16 Alex Smith Alex Smith 2015 307 16
17 Elvis Grbac Elvis Grbac 2000 306 14
18 Alex Smith Alex Smith 2014 303 15
19 Joe Montana Joe Montana 1994 299 14
20 Trent Green Trent Green 2001 296 16
21 Elvis Grbac Elvis Grbac 1999 294 16
22 Steve Bono Steve Bono 1995 293 16
23 Trent Green Trent Green 2002 287 16
24 Matt Cassel Matt Cassel 2009 272 15
25 Matt Cassel Matt Cassel 2010 262 15