Kaitlin Olson and Rob McElhenney are parents to two children, sons Axel and Leo. Here's everything to know about Kaitlin ...

After making cameos in previous seasons, Rob Mac and Kaitlin Olson's sons return for new roles in It's Always Sunny in ...

Rob McElhenney’s new last name has high potential. But for his wife and “It’s Always Sunny in Philadelphia” co-star, Kaitlin Olson, she isn’t fazed by the switch-up from McElhenney to ...

Want the SparkNotes version of the long-running sitcom about the Paddy’s Pub gang? Here's your guide to all things "Sunny." ...

The It's Always Sunny in Philadelphia co-stars met on the FX show in 2005 and married in 2008 After over 15 years of marriage, Kaitlin Olson and Rob McElhenney still don't agree on everything.

Kaitlin Olson, Rob McElhenney and more step out in support of the Alliance for Children's Rights Gala to honor their friends and award recipients, Ally Walker and FX Chairman John Landgraf.

Patrick McElhenney/FX Glenn Howerton, Kaitlin Olson, guest star Andy Buckley, and Rob McElhenney star in a 2016 episode of 'It's Always Sunny' ...

Mac has some significance, at least to McElhenney and his wife, Kaitlin Olson. It’s the name of his “It’s Always Sunny in Philadelphia” character, a show that will begin its 17th season in ...

Blake Lively and Ryan Reynolds‘ friends Rob McElhenney and Kaitlin Olson are the couple’s biggest support as Lively navigates her legal battle with her “It Ends With Us” co-star Justin ...

Mack instead of Mick, then Henney does the trick,” McElhenney’s wife Kaitlin Olson sang on the song. “So get the name correct and show the man some damn respect!” ...

Kaitlin Olson has explained why Wrexham’s history-making exploits are “unbelievable” to everyone but her husband Rob McElhenney.