Most knockdowns: since 2001
Most knockdowns scored.
1,260 fighters.
| # | Fighter | Total |
|---|---|---|
| =510 | Kevin Burns | 2 |
| =510 | Khabib Nurmagomedov | 2 |
| =510 | Khalid Taha | 2 |
| =510 | Khamzat Chimaev | 2 |
| =510 | Krzysztof Jotko | 2 |
| =510 | Kyle Daukaus | 2 |
| =510 | Kyler Phillips | 2 |
| =510 | Lavar Johnson | 2 |
| =510 | Lerryan Douglas | 2 |
| =510 | Leslie Smith | 2 |
| =510 | Lina Lansberg | 2 |
| =510 | Liu Ce | 2 |
| =510 | Losene Keita | 2 |
| =510 | Louis Smolka | 2 |
| =510 | Lucas Fernando | 2 |
| =510 | Lucie Pudilova | 2 |
| =510 | Luigi Fioravanti | 2 |
| =510 | Luis Saldana | 2 |
| =510 | Luke Barnatt | 2 |
| =510 | Luke Riley | 2 |
| =510 | Luke Rockhold | 2 |
| =510 | Mackenzie Dern | 2 |
| =510 | Macy Chiasson | 2 |
| =510 | Magomed Mustafaev | 2 |
| =510 | Maheshate | 2 |
| =510 | Mairon Santos | 2 |
| =510 | Malcolm Wellmaker | 2 |
| =510 | MarQuel Mederos | 2 |
| =510 | Marc Diakiese | 2 |
| =510 | Marcio Barbosa | 2 |
| =510 | Marcus Brimage | 2 |
| =510 | Marina Rodriguez | 2 |
| =510 | Mariya Agapova | 2 |
| =510 | Mark Munoz | 2 |
| =510 | Mark Weir | 2 |
| =510 | Martin Day | 2 |
| =510 | Marwan Rahiki | 2 |
| =510 | Matt Dwyer | 2 |
| =510 | Maurice Greene | 2 |
| =510 | Maxim Grishin | 2 |
| =510 | Maximo Blanco | 2 |
| =510 | Melquizael Costa | 2 |
| =510 | Michael Aswell Jr. | 2 |
| =510 | Michael Chandler | 2 |
| =510 | Michael Oliveira | 2 |
| =510 | Michel Prazeres | 2 |
| =510 | Mickey Gall | 2 |
| =510 | Mike Kyle | 2 |
| =510 | Mirsad Bektic | 2 |
| =510 | Modestas Bukauskas | 2 |