North Carolina, they have won 27.
GA Southern
The University of Michigan has the most with 11 national championships the last in 1997. GO BLUE
The UCLA Lady Bruins have won the most National Championships in Collegiate Fastpitch Softball...I believe they have won 25 or 26 National Championships.
texas
in what sport
The Yankees
Total, they have won 21 National Championships and rank anywhere from #7 to #11 in the nation for the most Championships obtained.
They have won 21 national wrestling championships
UCLA Bruins
Florida
The University of Michigan in Ann Arbor has won 9 national championships in Div I men's ice hockey. That's the most of any Div I school.