Rob McElhenney Biography: Movies, Age, Parents, Instagram, Net Worth, Siblings, Kids, Wife

Posted By Johnson Ajiboye

Robert McElhenney III, famously known as Rob McElhenney, is an American actor, writer, producer, podcaster, and businessman.

He is best known for his role as Ronald “Mac” McDonald on the FX/FXX comedy series It’s Always Sunny in Philadelphia (2005–present), a show he co-created with Charlie Day and Glenn Howerton and on which he continues to serve as an executive producer and writer.


  • Full Name: Robert McElhenney III
  • Stage Name: Rob McElhenney
  • Born: April 14, 1977
  • Age:46 years old
  • Birthplace: Philadelphia, Pennsylvania
  • Nationality: United States
  • Occupation: Actor, writer, producer, podcaster, and businessman
  • Height: 1.77m
  • Parent: Helena McElhenney and Robert McElhenney
  • Siblings: Katie McElhenney
  • Spouse: Kaitlin Olson
  • Children: Axel Lee and Leo Grey
  • Relationship: Married
  • Net Worth: $50 million

Early Life and Education

Robert McElhenney was born in Philadelphia, Pennsylvania, on April 14, 1977. Both his parents were of Irish descent, and he was raised Catholic.

His parents’ names were Helena McElhenney and Robert McElhenney. He also has a sister named Katie McElhenney.

McElhenney attended Waldron Mercy Academy and St. Joseph’s Preparatory School in Philadelphia.


McElhenney’s role as Mac has become iconic and received critical acclaim for his character portrayal. The show has also been praised for its dark humour and satirical take on societal issues.

Despite its initial low ratings, “It’s Always Sunny in Philadelphia” has become one of the longest-running live-action comedies in American television history.

Rob McElhenney is a multi-talented actor, writer, and producer known for his diverse projects. In addition to his well-known role as Mac in the popular comedy series “It’s Always Sunny in Philadelphia,” McElhenney has also delved into creating and producing his shows.

He has received critical praise for his work on shows like “Living Loaded” and “Boldly Going Nowhere” and continues to showcase his creativity and talent through projects like “Mythic Quest.”

With his impressive skills and determination, McElhenney will continue making a mark in the entertainment industry for years.

McElhenney’s journey into sports ownership began in 2022 when he and Ryan Reynolds purchased the Welsh football club Wrexham AFC.

The process was documented in the docuseries “Welcome to Wrexham,” giving fans a glimpse of the club’s behind-the-scenes workings.

In addition to this venture, McElhenney hosts the podcast “The Always Sunny Podcast” with his fellow “It’s Always Sunny in Philadelphia” co-stars, providing fans with even more comedic banter and insights into the show.

Social Media

  • Instagram handle: @robmcelhenney
  • Facebook handle: Rob McElhenney

Personal Life

Rob McElhenney and Kaitlin Olson are more than co-stars on the hit TV show “It’s Always Sunny in Philadelphia”; they are also happily married in real life.

The couple has been together for over a decade and have two sons, Axel Lee and Leo Grey, who have been a joy in their lives.

Despite the busy and demanding schedules of being in the entertainment industry, Rob and Kaitlin have maintained a strong and loving relationship, proving that love can thrive even in the spotlight.



  • The Devil’s Own (1997) – Uncredited
  • A Civil Action (1998) – Kevin Conway
  • Wonder Boys (2000) – Terry Crabtree
  • Thirteen Conversations About One Thing (2001) – Wade
  • The Tollbooth (2004) – Ray Polcino
  • Mythic Quest: Raven’s Banquet (2020) – Ian Grimm (voice)


  • Law & Order (1999) – Lloyd McKinney
  • It’s Always Sunny in Philadelphia (2005–present) – Ronald “Mac” McDonald (also creator, executive producer, writer, and director)
  • Fargo (2014–2020) – Various roles
  • Mythic Quest (2020–present) – Ian Grimm (also creator, executive producer, and writer)
  • Welcome to Wrexham (2022) – Himself (also writer)
  • Minecraft (2015) – Jesse (voice)

Net Worth

Rob McElhenney’s estimated net Worth is $50 million. He is best known for creating and starring in the popular sitcom “It’s Always Sunny in Philadelphia.”

In addition to his work on television, McElhenney has also appeared in several films and written and produced for various projects.

His success in the entertainment industry has contributed to his impressive net Worth.

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