Last Name | First Name | USSF Licence |
| Kaas | Kelly | E |
| Kallin | Fritz | D |
| Kamachi | D. Scott | E |
| Kamerath | Kara | E |
| Kamerath | Kevin | D |
| Kan | Jon | E |
| Kandaris | Nick | D |
| Karas | Robert G | A |
| Karg | John | D |
| Karns | Burton | E |
| Karns | Heather | E |
| Karren | Bryan | E |
| Kartchner | Chris | E |
| Kartchner | J. Brent | D |
| Kashiwaeda | Ken | E |
| Katzenbach | Doug | D |
| Kau | Jonathan | D |
| Kazemi | Behrouz | E |
| Kauffman | Earl | D |
| Kearl | Rick | D |
| Kearl | Rod | D |
| Kearl | Thomas | D |
| Kearney | Brent | D |
| Keevy | Stuart | D |
| Keddington | Ben | D |
| Keddington | Blair | E |
| Keen | Howard | E |
| Keil | Mike | D |
| Kellems | Eric | E |
| Kelling | Sven | E |
| Kelly | Barry | E |
| Kelly | Jay | E |
| Kelly | Jon | E |
| Kelly | Larry | E |
| Kemp | Clinton | D |
| Kendall | Dale | E |
| Kenison | Daniel | D |
| Kennah | Cory | E |
| Kennard | Matthew | E |
| Kennebrew | Rita | E |
| Kennedy | Jennifer | D |
| Kennedy | Jim | E |
| Kennedy | Shawn | D |
| Kenney | Camila | E |
| Kercher | Brendan | E |
| Kerr | Max | E |
| Kerr | Tiffany | E |
| Kershaw | Kyle | E |
| Ketterling | Tony | B |
| Keyes | Lucinda | E |
| Kheifeifi | Mohamed | E |
| Khan | Brandie | E |
| Kiernan | Chris | D |
| Kilgrow | Jason | D |
| Killian | Britney | D |
| Killpack | Clayton | E |
| Killpack | Kim | D |
| Killpack | Paul | E |
| Kimber | Jodi | E |
| King | Jeremey | D |
| King | Kent L | D |
| King | Kevin | D |
| King | Mike | D |
| Kingsford | Verl | E |
| Kinsei | Cornelius | E |
|
Last Name | First Name | USSF Licence |
| Kirby | Patrick | E |
| Kirkham | Anthony | E |
| Kirk | Brian | E |
| Kirkham | Shawn | E |
| Kirkland | Ear | E |
| Kirkpatrick | Kevin | E |
| Kirsten | Thomas | E |
| Kiser | Ken | D |
| Kitchen | Gary | D |
| Kittel | Bill | D |
| Kjar | Jeff | E |
| Klauck | Michael W | D |
| Klein | Jason | D |
| Klingonsmith | Isaac | E |
| Dlingonsmith | Seth | D |
| Klingonsmith | Zach | D |
| Klung | Paul | E |
| Knapp | Stan | E |
| Knight | Gerald | D |
| Knight | Matt | E |
| Knight | Trudy | E |
| Knoop | David | E |
| Knowles | Kelly | D |
| Knudsen | Wayne | E |
| Knutsen | Karen Louise | C |
| Koelliker | Justus | A |
| Koelliker | Mark | D |
| Kofoed | Lynn C. | C |
| Koford | Grant | E |
| Kohler | Dick | |
| Kohler | Kimalee | E |
| Kolar | Joseph | E |
| Kolendrianos | Dana | D |
| Kondel | Karri | E |
| Kondel | Neal | D |
| Konold | Jim | E |
| Konold | Ted | D |
| Koon | Kari | D |
| Korb | Bob | D |
| Korhel | Felix | E |
| Korrell | Marvin | E |
| Kort | Ed | E |
| Kovar | Joseph | E |
| Koziar | Michael | D |
| Kristian | Kirk | E |
| Krstyen | Jeff | D |
| Kuhn | Kathy | C |
| Kunz | Emily | E |
| Kunz | James | D |
| Kunz | Jeff | E |
| Kunz | Quinn | E |
| Kunz | Ryan A | E |
| Kunkler | William | D |
| Kurihara | Gary | E |
| Kusha | Anthony III | E |
|