1985 Illinois Fighting Illini football team

The 1985 Illinois Fighting Illini football team was an American football team that represented the University of Illinois at Urbana–Champaign during the 1985 Big Ten Conference football season. In their sixth year under head coach Mike White, the Illini compiled a 6–5–1 record and finished in third place in the Big Ten Conference.

The team's offensive leaders were quarterback Jack Trudeau with 2,938 passing yards, running back Thomas Rooks with 718 rushing yards, and wide receiver David Williams with 1,047 receiving yards.