| Year: | 1990 |
| Team: | Oklahoma State Cowboys |
| Sport: | football |
| Conference: | Big Eight Conference |
| Short Conf: | Big 8 |
| Record: | 4–7 |
| Conf Record: | 2–5 |
| Head Coach: | Pat Jones |
| Hc Year: | 7th |
| Off Coach: | Jeff Bower |
| Oc Year: | 1st |
| Def Coach: | Bill Miller |
| Dc Year: | 2nd |
The 1990 Oklahoma State Cowboys football team represented the Oklahoma State University as a member of the Big Eight Conference during the 1990 NCAA Division I-A football season. Led by seventh-year head coach Pat Jones, the Cowboys compiled an overall record of 4–7 with a mark of 2–5 in conference play, placing in a three-way tie for sixth in the Big 8. Oklahoma State played home games at Lewis Field in Stillwater, Oklahoma.
The 1991 NFL draft was held on April 21–22, 1991. The following Cowboys were selected.[3]
| 9 | 232 | Gerald Hudson | Minnesota Vikings | ||
| 10 | 253 | Denver Broncos |