| Year: | 1886 |
| Team: | Williams Ephs |
| Sport: | football |
| Conference: | Northern Intercollegiate Football Association |
| Short Conf: | NIFA |
| Record: | 5–1–1 |
| Head Coach: | None |
| Captain: | Charles Frederick Brusie |
The 1886 Williams Ephs football team represented the Williams College during the 1886 college football season. The team compiled a record of 5–1–1.