Popsugar Beauty Hair Reese Witherspoon's Natural Hair Colour Reese Witherspoon Might Be "Legally" Blonde, But That's Not Her Natural Hair Colour 2 September 2019 by Sarah Siegel View On One Page Photo 4 of 12 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Reese Witherspoon With a Dirty Blonde Bob Witherspoon's dirty blonde hair was chopped into a bob in 1996. Previous Next Start Slideshow HairCelebrity BeautyHair ColourCelebrity HairReese Witherspoon