The 1999–2000 Stanford Cardinal men's basketball team represented Stanford University as a member of the Pac-10 Conference during the 1999–2000 NCAA Division I men's basketball season.

The team was led by head coach Mike Montgomery and played their home games at Maples Pavilion.

Stanford spent a total of five weeks as the top-ranked team in the AP poll, finished tied atop the Pac-10 regular season standings, and received an at-large bid to the 2000 NCAA tournament as No.

After an opening round win over South Carolina State, the Cardinal were upset by No.

Roster Schedule Source:[3] *AP does not release post-NCAA Tournament rankings^Coaches did not release a week 2 poll [4]