That's How Tall Justin Bieber Is?! Male Celebrity Heights Revealed (PHOTOS)

Does size matter? We’re not quite prepared to answer that question, but for those of you who are curious, we do have a gallery full of famous guys’ heights measured out in feet and inches (sorry metric users).

While some of these hunks might be just as tall as they look, others will surprise you. But really, would you love Nathan Fillion, Ian Somerhalder, or Patrick Dempsey any less if they were a few inches shorter or taller than you thought? Yeah, we didn’t think so.