Twice
The first national basketball tournament was the National Invitational Tournament, the NIT. It preceded the start of the NCAA tourney. The first year of the NCAA Basketball Tournament was 1939.
Northwestern University, Evanston, IL
University of Connecticut
wisconsin
Cincinnati
Through 2013, Butler University has made appearances 12 years in the NCAA men's basketball tournament.
UNC was a number 1 seed in the 2009 NCAA basketball tournament.
No, Illinois has never won the NCAA Men's Basketball Tournament.
The NCAA Men's Basketball Tournament went to 64 teams in 1985.
The first NCAA Basketball Tournament was held in 1939.
The University of Central Florida is not in the NCAA Tournament, but they are appearing in the College Basketball Invitational
Michigan was a #3 seed when they won the NCAA Men's Basketball Tournament in 1989.