Question: who has the most national championships in the big 12?
Answer: Baylor | 5 National Championships. ...  TCU | 6 National Championships. ...  Kansas | 11 National Championships. ...  Iowa State | 13 National Championships. ...  West Virginia | 18 National Championships. ...  Oklahoma | 32 National Championships. ...  Texas | 50 National Championships. ...  Oklahoma State | 55 National Championships.