Bob Nielson

Bob Nielson (born September 28, 1959) is an American college football coach. He is the head football coach at the University of South Dakota, a position he had held since the 2016 season. Nielson was the head football coach at Ripon College (1989–1990), Wartburg College (1991–1995), the University of Wisconsin–Eau Claire (1996–1998), University of Minnesota–Duluth (1999–2003, 2008–2012), and Western Illinois University (2013–2015). His Minnesota–Duluth Bulldogs won the NCAA Division II Football Championship in 2008 and 2010.

Nielson grew up in Marion, Iowa, and is a 1982 graduate of Wartburg College in Waverly, Iowa. He received his master's degree from the University of Northern Iowa in 1988. He began his coaching career in 1981 as an assistant at Wartburg and was promoted to defensive coordinator in 1986.