Dustin Poirier

Dustin “The Diamond” Poirier is the Lafayette, Louisiana, fighter who climbed from the WEC featherweight division to become one of the most beloved lightweights in UFC history. He won the interim lightweight title from Max Holloway in 2019 and beat Conor McGregor twice in 2021.

He challenged for the undisputed title three times, against Khabib Nurmagomedov, Charles Oliveira and Islam Makhachev, and retired in 2025. CagePotato covered his early UFC run.

Dustin Poirier fact file
Full nameDustin Glenn Poirier
NicknameThe Diamond
Date of birth
Place of birthLafayette, Louisiana, USA
Organisations fought in
  • UFC
  • WEC
Accolades
  • Interim UFC Lightweight Champion (2019)
  • Three-time undisputed UFC Lightweight title challenger
  • Two wins over Conor McGregor (2021)

End of content

End of content