| Coachrank: | 15 |
| Aprank: | 12 |
| Hc Year: | 2nd |
| Mode: | basketball |
| Year: | 2004–05 |
| Team: | Kansas Jayhawks |
| Conference: | Big 12 Conference |
| Short Conf: | Big 12 |
| Record: | 23–7 |
| Conf Record: | 12–4 |
| Head Coach: | Bill Self |
| Asst Coach1: | Joe Dooley |
| Ac1 Year: | 2nd |
| Asst Coach2: | Tim Jankovich |
| Ac2 Year: | 2nd |
| Ac3 Year: | 1st |
| Captain: | Keith Langford |
| Captain2: | Michael Lee |
| Captain3: | Aaron Miles |
| Captain4: | Wayne Simien |
| Stadium: | Allen Fieldhouse |
| Champion: | Big 12 regular season co-champions |
| Bowl: | NCAA Tournament |
| Bowl Result: | Round of 64 |
The 2004–05 Kansas Jayhawks men's basketball team represented the University of Kansas Jayhawks for the NCAA Division I men's 2004–05 NCAA Division I men's basketball season. The team was led by Bill Self in his second season as head coach. The team played its home games at Allen Fieldhouse in Lawrence, Kansas. The Jayhawks finished the season with a record of 23–7, 12–4 in Big 12 play to finish in a tie for first place in conference. The season marked the first of an NCAA record-setting 14 consecutive conference championships for Kansas. They lost to Oklahoma State in the semifinals of the Big 12 tournament. They received an at-large bid to the NCAA tournament as a No. 3 seed in the Syracuse Region. The Jayhawks were upset in the first round by Bucknell on a last second shot.
| Name | Position | Height | Weight | Year | Home town | |
|---|---|---|---|---|---|---|
| Nick Bahe | 21 | Guard | 6–2 | 185 | Sophomore | Lincoln, NE |
| Jeremy Case | 10 | Guard | 6–0 | 165 | Sophomore | |
| Alex Galindo | 2 | Forward | 6–7 | 205 | Freshman | Newark, NJ |
| J.R. Giddens | 15 | Guard | 6–5 | 200 | Sophomore | Oklahoma City, OK |
| C.J. Giles | 33 | Center | 6–10 | 220 | Freshman | Seattle, WA |
| Jeff Hawkins | 1 | Guard | 5–11 | 180 | Junior | Kansas City, KS |
| Darnell Jackson | 32 | Forward | 6–8 | 240 | Freshman | Oklahoma City, OK |
| Sasha Kaun | 24 | Center | 6–11 | 235 | Freshman | Tomsk, Russia |
| Matt Kleinmann | 44 | Center | 6–10 | 230 | Freshman | Overland Park, KS |
| Keith Langford | 5 | Guard | 6–4 | 215 | Senior | Fort Worth, TX |
| 25 | Guard | 6–3 | 215 | Senior | Portland, OR | |
| Aaron Miles | 11 | Guard | 6–1 | 175 | Senior | Portland, OR |
| Christian Moody | 34 | Forward | 6–8 | 220 | Junior | Asheville, NC |
| Moulaye Niang | 55 | Forward | 6–10 | 220 | Junior | El Cajon, CA |
| Russell Robinson | 3 | Guard | 6–1 | 185 | Freshman | New York City, NY |
| Wayne Simien | 23 | Forward | 6–9 | 255 | Senior | Leavenworth, KS |
| Stephen Vinson | 20 | Guard | 6–2 | 190 | Junior | Lawrence, KS |
|-!colspan=9 style=| Summer Canadian exhibition|-!colspan=9 style=| Exhibition|-!colspan=9 style=| Regular season|-!colspan=9 style=|Big 12 Tournament|-!colspan=9 style=|NCAA tournament