Kaitlin Olson (born August 18, 1975) is an American actress best known for playing Deandra Reynolds on It's Always Sunny in Philadelphia and Becky on Curb Your Enthusiasm.
In September 2007, Dan Gross of the Philadelphia Daily News reported that Olson and co-star/creator of It's Always Sunny in Philadelphia, Rob McElhenney, had been dating for over a year.They later became engaged and were married on September 27, 2008 in California.The couple had their first child, a boy, Axel Lee, on September 1, 2010.