Mackenzie Rosman, at exactly 5ft 0 (152.4 cm), is an American actress whose petite stature has been central to her iconic image. Best known for portraying the spunky youngest Camden sister, Ruthie, on the long-running WB drama 7th Heaven, her diminutive height enhanced her youthful, endearing on-screen presence, making her the perfect fit for the role across numerous seasons. Rosman's compact frame contributed to her relatable, girl-next-door appeal in television and beyond.