Glenn Howerton

Glenn Howerton
Howerton in 2013
Born
Glenn Franklin Howerton III

(1976-04-13) April 13, 1976
Okinawa, Japan
EducationMiami Dade College
Juilliard School (BFA)
Occupations
  • Actor
  • writer
  • producer
  • podcaster
Years active1996–present
Spouse
(m. 2009)
Children2

Glenn Franklin Howerton III (born April 13, 1976) is an American actor. He is best known for playing Dennis Reynolds on the long-running sitcom It's Always Sunny in Philadelphia (2005–present) on FX/FXX, a series he co-developed with Rob McElhenney, and on which he serves as an executive producer and writer. In film, he is best known for his portrayal of Jim Balsillie in the Canadian film BlackBerry (2023).

His other notable performances on television include the recurring role of Cliff Gilbert on Fox's The Mindy Project (2012–2017), Don Chumph on the first season of FX's Fargo (2014) and Jack Griffin, the lead role on NBC's A.P. Bio (2018–2021).

Howerton also co-hosted The Always Sunny Podcast with his fellow co-creators McElhenney and Charlie Day from 2021 to 2023.