Channing Tatum (6ft) and Jenna Dewan (5'2″) – 10 inches:
Channing Tatum and Jenna Dewan, beloved for their on-screen chemistry in the dance movie "Step Up," took their romance off-screen.
They began dating shortly after filming and eventually married three years later. The couple even welcomed a daughter, but, like many Hollywood pairs, they separated in 2018.
