

Introduction
Diego Rivas (born November 11, 1991) is a Chilean fighter. He competes in the Featherweight division of the Ultimate Fighting Championship (UFC).
Mixed martial arts career
Early career
Before joining the UFC, Rivas amassed a record of 5-0 with all but one of his wins coming by stoppages.
The Ultimate Fighter: Latin America
Rivas was a part of the 1st season of The Ultimate Fighter: Latin America. He was a part of team Latin America who were coached by Fabrício Werdum. He was eliminated in the quarter finals by Gabriel Benítezby rear-naked choke.
Ultimate Fighting Championship
Rivas made his promotional debut against Rodolfo Rubio on November 8, 2014 at UFC Fight Night 56. He won the fight via unanimous decision.
Rivas was briefly linked to a bout with Makwan Amirkhani on June 20, 2015 at UFC Fight Night 69. However, shortly after the bout was announced, Rivas was pulled from the fight due to undisclosed reasons and replaced by Masio Fullen.
Rivas next faced Noad Lahat on February 6, 2016 at UFC Fight Night 82. He won the fight via knockout in the second round and earned a Performance of the Night bonus.
Rivas faced José Alberto Quiñónez on August 5, 2017 at UFC Fight Night 114. He lost the fight by unanimous decision.
Personal life
After the Noad Lahat fight in early 2016, Rivas was diagnosed with testicular cancer which was successfully treated.
Mixed martial arts record
| Professional record breakdown | ||
| 8 matches | 7 wins | 1 loss |
| By knockout | 2 | 0 |
| By submission | 3 | 0 |
| By decision | 2 | 1 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
|---|---|---|---|---|---|---|---|---|---|
| Loss | 7–1 | José Alberto Quiñónez | Decision (unanimous) | UFC Fight Night: Pettis vs. Moreno | 000000002017-08-05-0000August 5, 2017 | 3 | 5:00 | Mexico City, Mexico | Bantamweight debut. |
| Win | 7–0 | Noad Lahat | KO (flying knee) | UFC Fight Night: Hendricks vs. Thompson | 000000002016-02-06-0000February 6, 2016 | 2 | 0:23 | Las Vegas, Nevada, United States | Performance of the Night. |
| Win | 6–0 | Rodolfo Rubio | Decision (unanimous) | UFC Fight Night: Shogun vs. Saint Preux | 000000002014-11-08-0000November 8, 2014 | 3 | 5:00 | Uberlândia, Brazil | |
| Win | 5–0 | Gaston Gomez Manzur | Decision (unanimous) | Masters Fighters Championship 10 | 000000002014-02-16-0000February 16, 2014 | 3 | 5:00 | Valparaíso, Chile | |
| Win | 4–0 | Patricio Lagos | TKO (doctor stoppage) | Masters Fighters Championship | 000000002011-12-10-0000December 10, 2011 | 2 | 5:00 | Santiago, Chile | |
| Win | 3–0 | Rodolfo Guzman | Submission (rear-naked choke) | Master Fighters Championship | 000000002011-12-10-0000December 10, 2011 | 1 | 2:52 | Santiago, Chile | |
| Win | 2–0 | Pablo Reyes | Submission (punches) | Extreme Kumite Evolution 3 | 000000002011-10-22-0000October 22, 2011 | 1 | 2:01 | Temuco, Chile | |
| Win | 1–0 | Jaime Barriga | Submission (guillotine choke) | Extreme Kumite Evolution 2 | 000000002011-06-04-0000June 4, 2011 | 1 | 1:35 | Temuco, Chile |