| UFC Fight Night: Barboza vs. Gaethje | Desmond Green | 1000 →1022(+22) | Ross Pearson | 985 →963(-22) | Lightweight | Loss | KO |
| UFC Fight Night: Alvarez vs. Poirier 2 | John Makdessi | 1034 →1053(+19) | Ross Pearson | 1003 →985(-18) | Lightweight | Loss | U-DEC |
| UFC 221: Romero vs. Rockhold | Ross Pearson | 984 →1003(+19) | Mizuto Hirota | 967 →948(-19) | Lightweight | Win | U-DEC |
| UFC Fight Night: Lewis vs. Hunt | Dan Hooker | 1003 →1027(+24) | Ross Pearson | 1008 →984(-24) | Lightweight | Loss | KO |
| UFC Fight Night: Mousasi vs. Hall 2 | Stevie Ray | 1038 →1057(+19) | Ross Pearson | 1027 →1008(-19) | Lightweight | Loss | S-DEC |
| UFC 201: Lawler vs. Woodley | Jorge Masvidal | 1040 →1061(+21) | Ross Pearson | 1047 →1027(-20) | Welterweight | Loss | U-DEC |
| The Ultimate Fighter: Team Joanna vs. Team Cláudia Finale | Will Brooks | 1000 →1024(+24) | Ross Pearson | 1072 →1047(-25) | Lightweight | Loss | U-DEC |
| UFC Fight Night: Hunt vs Mir | Ross Pearson | 1052 →1072(+20) | Chad Laprise | 1036 →1017(-19) | Lightweight | Win | S-DEC |
| UFC Fight Night: Dillashaw vs Cruz | Francisco Trinaldo | 1098 →1116(+18) | Ross Pearson | 1071 →1052(-19) | Lightweight | Loss | U-DEC |
| UFC 191: Johnson vs Dodson 2 | Ross Pearson | 1052 →1071(+19) | Paul Felder | 1029 →1011(-18) | Lightweight | Win | S-DEC |
| UFC Fight Night: Bisping vs Leites | Evan Dunham | 1040 →1062(+22) | Ross Pearson | 1074 →1052(-22) | Lightweight | Loss | U-DEC |
| UFC 185: Pettis vs Dos Anjos | Ross Pearson | 1054 →1074(+20) | Sam Stout | 1005 →985(-20) | Lightweight | Win | KO |
| UFC Fight Night: Rockhold vs Bisping | Al Iaquinta | 1034 →1060(+26) | Ross Pearson | 1080 →1054(-26) | Lightweight | Loss | KO |
| UFC Fight Night: Bader vs Saint Preux | Ross Pearson | 1055 →1080(+25) | Gray Maynard | 1098 →1072(-26) | Lightweight | Win | KO |
| UFC Fight Night: Henderson vs Khabilov | Diego Sanchez | 1078 →1098(+20) | Ross Pearson | 1074 →1055(-19) | Lightweight | Loss | S-DEC |
| UFC Fight Night: Machida vs Munoz | Ross Pearson | 1074 →1074 | Melvin Guillard | 1059 →1059 | Lightweight | nc
nc | CNC |
| UFC on FUEL TV: Mousasi vs Latifi | Ross Pearson | 1055 →1074(+19) | Ryan Couture | 1000 →980(-20) | Lightweight | Win | KO |
| UFC on FX: Sotiropoulos vs Pearson | Ross Pearson | 1028 →1055(+27) | George Sotiropoulos | 1088 →1061(-27) | Lightweight | Win | KO |
| UFC on FX: Maynard vs Guida | Cub Swanson | 1000 →1027(+27) | Ross Pearson | 1055 →1028(-27) | Featherweight | Loss | KO |
| UFC 141: Lesnar vs Overeem | Ross Pearson | 1037 →1055(+18) | Junior Assuncao | 998 →980(-18) | Featherweight | Win | U-DEC |
| UFC 134: Silva vs Okami | Edson Barboza | 1041 →1062(+21) | Ross Pearson | 1058 →1037(-21) | Lightweight | Loss | S-DEC |
| UFC 127: Penn vs Fitch | Ross Pearson | 1036 →1058(+22) | Spencer Fisher | 1061 →1040(-21) | Lightweight | Win | U-DEC |
| UFC Fight Night: Marquardt vs Palhares | Cole Miller | 1054 →1078(+24) | Ross Pearson | 1060 →1036(-24) | Lightweight | Loss | SUB |
| UFC Fight Night: Florian vs Gomi | Ross Pearson | 1040 →1060(+20) | Dennis Siver | 1032 →1013(-19) | Lightweight | Win | U-DEC |
| UFC 105: Couture vs Vera | Ross Pearson | 1020 →1040(+20) | Aaron Riley | 985 →965(-20) | Lightweight | Win | KO |
The Ultimate Fighter: United States vs. United Kingdom Finale | Ross Pearson | 1000 →1020(+20) | Andre Winner | 1000 →980(-20) | Lightweight | Win | U-DEC |
