Rob McElhenney, standing tall at exactly 5ft 9 (175.3 cm), is an American actor, director, producer, and screenwriter best known for creating and starring as the muscular Mac in It's Always Sunny in Philadelphia. His 5ft 9 frame, often highlighted at around 162 pounds, complements his character's tough-guy image, which he bulked up for through intense training.
McElhenney has openly embraced his height, joking about it in interviews like Men's Health, where he shared realizing he wouldn't grow taller and choosing confidence over insecurity. This self-assured stance defines his comedic persona across 16+ seasons of the hit series and ventures like Mycology and Welcome to Wrexham.