View Mary-Kate Olsen's hairstyles. Browse through pictures of Mary-Kate Olsen's hair styles, cuts and trends.
Mary-Kate Olsen
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Celebrity Name: Mary-Kate Olsen; Hair Color: Brunette; Hair Length: Long
Photo Credit: Evan Agostini/Getty Images
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!["How I Met Your Mother"](http://mylt.ltcdn.com/d6/sites/mylifetime.com/files/images/imagecache/carousel_159x119/2011/01/12/HIMYM-159x119.jpg ""How I Met Your Mother"")
