Rob McElhenney was born at the wrong time, because in earlier days he'd surely be one of Michelangelo's muses. The "It's Always..
Robert McElhenney III is an American actor, director, producer, screenwriter and co-owner of Wrexham Association Football Club. He is known for playing Ronald "Mac" McDonald on the FX/FXX comedy series It's Always Sunny in Philadelphia. He is also one of the developers, executive producers, and the creator of the show, which has provided him with writing and directing credits for various episodes.