The 2005–06 Arizona Wildcats men's basketball team represented the University of Arizona during the 2005–06 NCAA Division I men's basketball season. The Wildcats, led by head coach Lute Olson, played their home games at the McKale Center and are members of the Pacific-10 Conference.

Recruiting class Source:

Roster

Depth chart

Schedule

!colspan=9 style="background:#; color:white;"| Regular season

!colspan=9 style="background:#;"| Pac-10 tournament

!colspan=9 style="background:#;"| NCAA tournament

Awards Hassan Adams Pac-10 All-Conference Pac-10 Player of the Week – December 12, 2005 Pac-10 Player of the Week – January 2, 2006 Marcus Williams Pac-10 All-Freshman First Team