Height How tall is Kelly Slater and Kalani Miller? 2016-01-27 HeightCeleb Kalani Miller’s height is 5’0″ (152 cm) Kelly Slater’s height is 5’9″ (175 cm) Related posts:How Tall is Taylor Momsen?How Tall is Karl Urban?How tall is Melanie Sykes?How Tall is Leonardo DiCaprio? Related posts: How tall is Kelly Slater? How Tall is Kelly Clarkson? How Tall is Kelly Rohrbach? How Tall is Kelly Preston? Height Difference Kelly Slater Kalani Miller