The 2006 NCAA Division Swimming and Diving Championships refer to one of two events held during March 2006 to determine the team and individual national champions of Division I men's and women's collegiate swimming and diving in the United States:
- 2006 NCAA Division I Men's Swimming and Diving Championships– held at the Georgia Tech Aquatic Center at the Georgia Institute of Technology in Atlanta, Georgia and won by Auburn
- 2006 NCAA Division I Women's Swimming and Diving Championships – held at the Gabrielsen Natatorium at the University of Georgia in Athens, Georgia and won by Auburn