Paul Felder (born April 25, 1984) is an American retired professional mixed martial artist and color commentator currently signed to the Ultimate Fighting Championship (UFC).

[8] As a fighter, Felder competed in the UFC's Lightweight division after making his name in Cage Fury Fighting Championships (CFFC).

[9] He began training in martial arts at age 12, starting with Tae Kwon Do and Karate at Zhang Sah.

Felder attended Ridley High School in Folsom, Pennsylvania, and later the University of the Arts in Philadelphia, for acting, graduating in 2008.

[12] Felder compiled an amateur MMA record of 3–1 and began his professional mixed martial arts career in 2011.

Felder ultimately became Lightweight Champion for the promotion, earning the title with a second-round knockout of Marc Stevens.

[13] Felder made his promotional debut on October 4, 2014, at UFC Fight Night 54 where he faced Jason Saggo.

[14] Felder was briefly scheduled to face Johnny Case on January 18, 2015, at UFC Fight Night 59.

[19] Felder faced Edson Barboza on July 25, 2015, at UFC on Fox 16, replacing an injured Myles Jury.

[35] He won the fight by knockout in the first round after dropping Ray with a knee strike and subsequently finishing him off with a barrage of ground and pound.

However, on the day of the weigh-ins, Max Holloway was declared unfit to fight Khabib Nurmagomedov, so Iaquinta replaced him.

On June 28, it was announced that Felder would replace Yancy Medeiros in a Welterweight bout against Mike Perry at UFC 226 on July 7.

[56][57] In a quick turnaround, it was announced that Felder stepped in on five days notice to replace Islam Makhachev and face former UFC Lightweight Champion Rafael dos Anjos on November 14, 2020, while headlining UFC Fight Night: Felder vs. dos Anjos.

[62] On May 22, 2021, while working as a commentator for the broadcast of UFC Fight Night: Font vs. Garbrandt, Felder announced his retirement from mixed martial arts competition.