COREY MATTHAEIMatthaei, Corey J.Born: February 1, 1985 Fircrest, WA High School: Charles Wright Academy (Tacoma, WA) |
| Year | College | Status |
|---|---|---|
| 2003 | Willamette | |
| 2004 | Willamette | |
| 2005 | Willamette | |
| 2006 | Willamette |
| REGULAR SEASON | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| YEAR TEAM | Conference | Division | Position | Seq | Finish | G | W | L | T | PCT |
| 2013 Kansas City Chiefs (NFL)2013 KC NFL | American | West | Quality Control | 2 | 16 | 11 | 5 | 0 | .688 | |
| 2014 Kansas City Chiefs (NFL)2014 KC NFL | American | West | Quality Control | 2 | 16 | 9 | 7 | 0 | .563 | |
| 2015 Kansas City Chiefs (NFL)2015 KC NFL | American | West | Quality Control | 2 | 16 | 11 | 5 | 0 | .688 | |
| 2016 Kansas City Chiefs (NFL)2016 KC NFL | American | West | Assistant Quarterbacks | 1 | 16 | 12 | 4 | 0 | .750 | |
| 2017 Kansas City Chiefs (NFL)2017 KC NFL | American | West | Assistant Quarterbacks | 1 | 16 | 10 | 6 | 0 | .625 | |
| 2018 Kansas City Chiefs (NFL)2018 KC NFL | American | West | Assistant Offensive Line | 1 | 16 | 12 | 4 | 0 | .750 | |
| 2019 Kansas City Chiefs (NFL)2019 KC NFL | American | West | Assistant Offensive Line | 1 | 16 | 12 | 4 | 0 | .750 | |
| 2020 Kansas City Chiefs (NFL)2020 KC NFL | American | West | Assistant Offensive Line | 1 | 16 | 14 | 2 | 0 | .875 | |
| 2021 Kansas City Chiefs (NFL)2021 KC NFL | American | West | Assistant Offensive Line | 1 | 17 | 12 | 5 | 0 | .706 | |
| 2022 Kansas City Chiefs (NFL)2022 KC NFL | American | West | Assistant Offensive Line | 1 | 17 | 14 | 3 | 0 | .824 | |
| 2023 Kansas City Chiefs (NFL)2023 KC NFL | American | West | Assistant Offensive Line | 1 | 17 | 11 | 6 | 0 | .647 | |
| 2024 Kansas City Chiefs (NFL)2024 KC NFL | American | West | Assistant Offensive Line | 1 | 17 | 15 | 2 | 0 | .882 | |
| 2025 Kansas City Chiefs (NFL)2025 KC NFL | Assistant Offensive Line | |||||||||
| 12 Years (NFL)12 Years NFL | Assistant Coach | 196 | 143 | 53 | 0 | .730 | ||||
| PLAYOFFS | ||||||||||
| 2013 Kansas City Chiefs (NFL)2013 KC NFL | American | West | Quality Control | 1 | 0 | 1 | .000 | |||
| 2015 Kansas City Chiefs (NFL)2015 KC NFL | American | West | Quality Control | 2 | 1 | 1 | .500 | |||
| 2016 Kansas City Chiefs (NFL)2016 KC NFL | American | West | Assistant Quarterbacks | 1 | 0 | 1 | .000 | |||
| 2017 Kansas City Chiefs (NFL)2017 KC NFL | American | West | Assistant Quarterbacks | 1 | 0 | 1 | .000 | |||
| 2018 Kansas City Chiefs (NFL)2018 KC NFL | American | West | Assistant Offensive Line | 2 | 1 | 1 | .500 | |||
| 2019 Kansas City Chiefs (NFL)2019 KC NFL | American | West | Assistant Offensive Line | 4 | 4 | 0 | 1.000 | |||
| 2020 Kansas City Chiefs (NFL)2020 KC NFL | American | West | Assistant Offensive Line | 3 | 2 | 1 | .667 | |||
| 2021 Kansas City Chiefs (NFL)2021 KC NFL | American | West | Assistant Offensive Line | 3 | 2 | 1 | .667 | |||
| 2022 Kansas City Chiefs (NFL)2022 KC NFL | American | West | Assistant Offensive Line | 3 | 3 | 0 | 1.000 | |||
| 2023 Kansas City Chiefs (NFL)2023 KC NFL | American | West | Assistant Offensive Line | 4 | 4 | 0 | 1.000 | |||
| 2024 Kansas City Chiefs (NFL)2024 KC NFL | American | West | Assistant Offensive Line | 3 | 2 | 1 | .667 | |||
| 11 Years (NFL)11 Years NFL | Assistant Coach | 27 | 19 | 8 | .704 | |||||
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| Last Updated: August 23, 2025 |