Bruce Brett Weber is a former men's basketball head coach at Kansas State University. Prior to his tenure at Kansas State, Weber was the head coach at Southern Illinois University and the University of Illinois. Weber won conference championships and conference coach of the year awards at each of the three schools where he served as head coach. He guided his teams to a combined total of 13 NCAA tournaments in 24 seasons, including an appearance with Illinois in the championship game of the 2005 NCAA tournament. His teams have participated in postseason play 15 times, including 13 NCAA Tournament appearances. He has won 15 NCAA Tournament games, including trips to the Sweet 16 in 2002, 2004, 2005 and 2018 and the Elite Eight in 2005 and 2018, while his 2004-05 Illinois squad played North Carolina for the NCAA Championship.

Weber has won numerous Coach of the Year honors in his career, including consensus National Coach of the Year accolades in 2005. Among the National Coach of the Year awards earned by Weber in 2005 were the Naismith Award, The Associated Press, Adolph F. Rupp Cup, U.S. Basketball Writers Association's Henry Iba Award, National Association of Basketball Coaches, Chevrolet/CBS, The Sporting News and Basketball Times. He was also selected as the 2003 Missouri Valley Conference, 2005 Big Ten Conference and 2013 Big 12 Conference Coach of the Year.

In all, Weber has 40 years of college coaching experience, which includes 19 seasons as an assistant coach for coaching legend Gene Keady, a native of Garden City, Kansas and a 1958 K-State graduate. Weber spent his entire assistant coaching career with Keady, first at Western Kentucky (1979-80) and then Purdue (1981-98). The coaching duo helped the Hilltoppers to the Ohio Valley Conference regular season and tournament titles and a trip to NCAA Tournament in 1980 before moving to West Lafayette the following season. In Weber's 18 years at Purdue, the Boilermakers won six Big Ten titles, played in 14 NCAA Tournaments and made three NIT appearances.
 

All told, he has been a part of more than 900 victories, 28 NCAA Tournament appearances and 14 conference championships in coaching stints at Western Kentucky, Purdue, Southern Illinois, Illinois and K-State.
Weber earned a bachelor's degree in education from the University of Wisconsin-Milwaukee in 1978 and a master's degree in education administration and physical education from Western Kentucky University in 1981.