| Year: | 1909 |
| Team: | Washington University |
| Sport: | football |
| Conference: | Missouri Valley Conference |
| Short Conf: | MVC |
| Record: | 3–4 |
| Conf Record: | 0–2 |
| Head Coach: | Frank Cayou |
| Hc Year: | 2nd |
| Captain: | Hack Hagin |
| Stadium: | Francis Field |
| Next: | 1910 |
The 1909 Washington University Pikers football team represented Washington University in St. Louis as a member of the Missouri Valley Conference (MVC) during the 1909 college football season. Led by second-year head coach Frank Cayou, the team compiled an overall record of 3–4 with a mark of 0–2 in conference play, placing last out of seven teams in the MVC. Washington University played home games at Francis Field in St. Louis. Hack Hagin was elected team captain prior to Washington University's first game of the season, against .[1]