Glenn Howerton

Glenn Franklin Howerton III is an American actor, writer, producer and podcaster. 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 developed with creator Rob McElhenney, and on which he serves as an executive producer and writer. From 2021 until 2023, he co-hosted The Always Sunny Podcast with his fellow co-creators McElhenney and Charlie Day.

13 April 1976

Born on the same birth date (13 April 1976): Dan Campbell • Jonathan Brandis

Born on the same birth day (13 April): Allison Williams (actress) • Christina of Holstein-Gottorp • Dave Albritton • Don Adams • J. M. G. Le Clézio • Juhan Kukk • Liam Cosgrave • Margaret III, Countess of Flanders • Maurice Ronet

Born in the same month (April 1976): Andreas Anastasopoulos • Barbara Jane Reams • Chris Hoke • Davian Clarke • Emerson (footballer, born 1976) • Hirotada Ototake • Indrek Tobreluts • Kelvim Escobar • Kyle Farnsworth • Olga Kotlyarova • Simone Inzaghi • Steve Finnan