| Player | Pos | Team |
|---|---|---|
| Will Kacmarek | TE | Miami Dolphins |
| Ale Kaho | LB | Washington Commanders |
| Athan Kaliakmanis | QB | Washington Commanders |
| Nikola Kalinic | TE | Chicago Bears |
| Nick Kallerup | TE | Seattle Seahawks |
| Josh Kaltenberger | C | Los Angeles Chargers |
| Alvin Kamara | RB | New Orleans Saints |
| Bangally Kamara | LB | Minnesota Vikings |
| Mikail Kamara | DE | San Francisco 49ers |
| Mohamed Kamara | LB | Tampa Bay Buccaneers |
| Sam Kamara | DT | Cleveland Browns |
| Jaren Kanak | TE | Tennessee Titans |
| Calijah Kancey | DT | Tampa Bay Buccaneers |
| Khalid Kareem | DE | San Francisco 49ers |
| George Karlaftis | DE | Kansas City Chiefs |
| Ted Karras | C | Cincinnati Bengals |
| Kolbe Katsis | WR | Denver Broncos |
| Trevor Keegan | G | Minnesota Vikings |
| Case Keenum | QB | Chicago Bears |
| Travis Kelce | TE | Kansas City Chiefs |
| Jaden Keller | LB | New York Jets |
| Jack Kelly | LB | New York Giants |
| Josh Kelly | WR | Houston Texans |
| Nyjalik Kelly | DE | Green Bay Packers |
| Anthony Kendall | CB | Buffalo Bills |
| Drew Kendall | C | Philadelphia Eagles |
| Derion Kendrick | CB | Dallas Cowboys |
| Eric Kendricks | LB | Los Angeles Rams |
| Tom Kennedy | WR | Detroit Lions |
| Donte Kent | CB | Pittsburgh Steelers |
| Arden Key | DE | Indianapolis Colts |
| Dane Key | WR | Denver Broncos |
| Devon Key | S | Denver Broncos |
| Austin Keys | LB | Washington Commanders |
| Ko Kieft | TE | Tampa Bay Buccaneers |
| Jalon Kilgore | S | Buffalo Bills |
| Miles Killebrew | S | Tampa Bay Buccaneers |
| Easton Kilty | OT | New Orleans Saints |
| Dalton Kincaid | TE | Buffalo Bills |
| Kamren Kinchens | S | Los Angeles Rams |
| Corey Kiner | RB | New England Patriots |
| Haynes King | QB | Carolina Panthers |
| Kalen King | CB | Arizona Cardinals |
| Jarrett Kingston | OT | Miami Dolphins |
| Javon Kinlaw | DT | Washington Commanders |
| Christian Kirk | WR | San Francisco 49ers |
| Jack Kiser | LB | Cincinnati Bengals |
| Miles Kitselman | TE | Detroit Lions |
| George Kittle | TE | San Francisco 49ers |
| Max Klare | TE | Los Angeles Rams |
| Elijah Klein | G | Detroit Lions |
| Marlin Klein | TE | Houston Texans |
| Cade Klubnik | QB | New York Jets |
| Cole Kmet | TE | Chicago Bears |
| Bam Knight | RB | Arizona Cardinals |
| Tyrice Knight | LB | Seattle Seahawks |
| Kevin Knowles | CB | Tampa Bay Buccaneers |
| Dawson Knox | TE | Buffalo Bills |
| Kader Kohou | CB | Kansas City Chiefs |
| Charlie Kolar | TE | Los Angeles Chargers |
| Bilhal Kone | CB | Baltimore Ravens |
| Rene Konga | DT | Miami Dolphins |
| Malcolm Koonce | DE | Las Vegas Raiders |
| Tanner Koziol | TE | Jacksonville Jaguars |
| Tanoh Kpassagnon | DE | Tennessee Titans |
| Tucker Kraft | TE | Green Bay Packers |
| Casey Kreiter | LS | Arizona Cardinals |
| Lenny Krieg | PK | Green Bay Packers |
| Kai Kroeger | P | Houston Texans |
| Jamree Kromah | DE | Chicago Bears |
| Lucas Krull | TE | Denver Broncos |
| Jake Kubas | G | New England Patriots |
| Christian Kuntz | LS | Pittsburgh Steelers |
| Cooper Kupp | WR | Seattle Seahawks |
| Jackson Kuwatch | LB | Carolina Panthers |