Brianne Nelson (born October 27, 1980) is an American long-distance runner. Nelson will compete at the 2016 IAAF World Half Marathon Championships. She has also represented the U.S. at the Great Edinburgh International Cross Country championship. She is a graduate of Fort Lewis College. Nelson has numerous podium finishes at U.S. road running championships at various distances. She is also a multiple-time winner of the Great Cow Harbor 10K.