Khalil Rountree Jr., a seasoned mixed martial artist, has compiled an impressive record of 15 wins, 7 losses, and 1 no contest (NC) in his career. Competing primarily in the Light Heavyweight division, he weighs in at 205 lbs. Standing tall at 6'1" with a reach of 76", Rountree adopts a southpaw stance in the octagon. In terms of performance statistics, Rountree demonstrates an average of 3.88 significant strikes per minute during his UFC career, while maintaining a striking accuracy of 40%. He absorbs an average of 4.33 strikes per minute and boasts a strike defense of 49%. Rountree has yet to register any takedowns or submission attempts in his UFC fights. Throughout his career, Rountree has achieved notable victories, most notably against Anthony Smith, who held an ELO rating of 1105 at the time of their encounter. In recent years, he has demonstrated his striking prowess with wins over Chris Daukaus and Anthony Smith, both via KO/TKO punch. However, Rountree has also faced setbacks against opponents like Alex Pereira and Jiri Prochazka, who defeated him via KO/TKO punches in their respective encounters.
| Date | Event | Opponent | Method | Round | Time | Result |
|---|---|---|---|---|---|---|
| 2025-10-04 | UFC 320: Ankalaev vs. Pereira 2 | Jiri Prochazka | KO/TKO Punches | 3 | 3:04 | Loss |
| 2025-06-21 | UFC Fight Night: Hill vs. Rountree Jr. | Jamahal Hill | U-DEC | 5 | 5:00 | Win |
| 2024-10-05 | UFC 307: Pereira vs. Rountree Jr. | Alex Pereira | KO/TKO Punch | 4 | 4:32 | Loss |
| 2023-12-09 | UFC Fight Night: Song vs. Gutierrez | Anthony Smith | KO/TKO Punch | 3 | 0:56 | Win |
| 2023-08-12 | UFC Fight Night: Luque vs. Dos Anjos | Chris Daukaus | KO/TKO Punch | 1 | 2:40 | Win |
| 2022-10-29 | UFC Fight Night: Kattar vs. Allen | Dustin Jacoby | S-DEC | 3 | 5:00 | Win |
| 2022-03-12 | UFC Fight Night: Santos vs. Ankalaev | Karl Roberson | KO/TKO Punch | 2 | 0:25 | Win |
| 2021-09-04 | UFC Fight Night: Brunson vs. Till | Modestas Bukauskas | KO/TKO Kick | 2 | 2:30 | Win |
| 2021-01-23 | UFC 257: Poirier vs. McGregor | Marcin Prachnio | U-DEC | 3 | 5:00 | Loss |
| 2019-09-28 | UFC Fight Night: Hermansson vs. Cannonier | Ion Cutelaba | KO/TKO Elbows | 1 | 2:35 | Loss |
| 2019-04-13 | UFC 236: Holloway vs. Poirier 2 | Eryk Anders | U-DEC | 3 | 5:00 | Win |
| 2018-11-17 | UFC Fight Night: Magny vs. Ponzinibbio | Johnny Walker | KO/TKO Elbow | 1 | 1:57 | Loss |
| 2018-07-07 | UFC 226: Miocic vs. Cormier | Gokhan Saki | KO/TKO Punches | 1 | 1:36 | Win |
| 2017-12-30 | UFC 219: Cyborg vs. Holm | Michal Oleksiejczuk | Overturned | 3 | 5:00 | Win |
| 2017-07-16 | UFC Fight Night: Nelson vs. Ponzinibbio | Paul Craig | KO/TKO Punch | 1 | 4:56 | Win |
| 2017-02-04 | UFC Fight Night: Bermudez vs. The Korean Zombie | Daniel Jolly | KO/TKO Knees | 1 | 0:52 | Win |
| 2016-11-26 | UFC Fight Night: Whittaker vs. Brunson | Tyson Pedro | SUB Rear Naked Choke | 1 | 4:07 | Loss |
| 2016-07-08 | The Ultimate Fighter: Team Joanna vs. Team Cláudia Finale | Andrew Sanchez | U-DEC | 3 | 5:00 | Loss |
| Fight # | Date | Opponent Name | Opponent ELO | Result | ELO Gained | ELO |
|---|---|---|---|---|---|---|
| 18 | 2025-10-04 | Jiri Prochazka | 1090 | Loss | -16 | 1069 |
| 17 | 2025-06-21 | Jamahal Hill | 1078 | Win | +16 | 1085 |
| 16 | 2024-10-05 | Alex Pereira | 1139 | Loss | -13 | 1069 |
| 15 | 2023-12-09 | Anthony Smith | 1105 | Win | +23 | 1082 |
| 14 | 2023-08-12 | Chris Daukaus | 1043 | Win | +21 | 1059 |
| 13 | 2022-10-29 | Dustin Jacoby | 1081 | Win | 0 | 1038 |
| 12 | 2022-03-12 | Karl Roberson | 1000 | Win | +20 | 1038 |
| 11 | 2021-09-04 | Modestas Bukauskas | 1006 | Win | +21 | 1018 |
| 10 | 2021-01-23 | Marcin Prachnio | 955 | Loss | -19 | 997 |
| 9 | 2019-09-28 | Ion Cutelaba | 1021 | Loss | -17 | 1016 |
| 8 | 2019-04-13 | Eryk Anders | 1042 | Win | +17 | 1033 |
| 7 | 2018-11-17 | Johnny Walker | 1000 | Loss | -18 | 1016 |
| 6 | 2018-07-07 | Gokhan Saki | 1021 | Win | +21 | 1034 |
| 5 | 2017-12-30 | Michal Oleksiejczuk | 1000 | Win | 0 | 1013 |
| 4 | 2017-07-16 | Paul Craig | 1007 | Win | +22 | 1013 |
| 3 | 2017-02-04 | Daniel Jolly | 984 | Win | +22 | 991 |
| 2 | 2016-11-26 | Tyson Pedro | 1000 | Loss | -15 | 969 |
| 1 | 2016-07-08 | Andrew Sanchez | 1000 | Loss | -16 | 984 |