| UFC Fight Night | 09/28 16:00 | - | Bolaji Oki v Chris Duncan | View | |
| UFC | 07/28 03:00 | - | Christian Leroy Duncan v Gregory Rodrigues | 0-1 | |
| UFC | 07/27 00:00 | - | Chris Duncan v Robert Bryczek | Cancelled | |
| UFC Fight Night | 03/02 19:20 | - | Christian Leroy Duncan v Claudio Ribeiro | 1-0 | |
| UFC Fight Night | 02/25 03:15 | - | Manuel Torres v Chris Duncan | 1-0 | |
| UFC Fight Night | 11/18 21:05 | - | Christian Leroy Duncan v Denis Tiuliulin | 1-0 | |
| UFC Fight Night | 11/18 20:40 | - | Cesar Almeida v Christian Leroy Duncan | View | |
| UFC Fight Night | 07/22 16:40 | - | Chris Duncan v Yanal Ashmoz | 1-0 | |
| UFC Fight Night | 06/18 03:35 | - | Christian Leroy Duncan v Armen Petrosyan | 0-1 | |
| UFC | 03/18 20:05 | - | Chris Duncan v Omar Morales | 1-0 | |
| UFC | 03/18 18:10 | - | Christian Leroy Duncan v Dusko Todorovic | 1-0 | |
| UFC Contender Series | 08/03 01:50 | - | Charlie Campbell v Chris Duncan | 0-1 | |
| Bellator | 10/01 20:00 | - | Chris Duncan v Iamik Furtado | View |